Topic leaderboard
Macromolecules from C-C unsaturated bonds
Ranked by the PatentIndex Score — a 1–99 percentile within C08F · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest C08F patents became public in the last 2 years — the current frontier
- 199Max P. Mcdaniel488 patents · 24,163 citations
- 296Michael D. Jensen88 patents · 12,464 citations
- 392Azaam Alli58 patents · 4,550 citations
- 488Qing Yang241 patents · 8,923 citations
- 583Jo Ann M. Canich158 patents · 6,671 citations
- 679Christopher E. Wittner26 patents · 3,672 citations
- 775Jay F. Kunzler52 patents · 5,678 citations
- 871Joseph M. Desimone54 patents · 2,358 citations
- 967Jason P. Rolland27 patents · 1,321 citations
- 1063Robert K. Pinschmidt, Jr.50 patents · 1,831 citations
- 1158Lloyd M. Robeson26 patents · 1,428 citations
- 1254James Goodrich24 patents · 1,213 citations
- 1350Kai Chen21 patents · 1,172 citations
- 1446Justin Poelma20 patents · 1,171 citations
- 1542Tony R. Crain65 patents · 3,585 citations
- 1638Scott L. Joslin28 patents · 1,047 citations
- 1733Ashish M. Sukhadia63 patents · 2,128 citations
- 1829Gregory M. Cruise39 patents · 920 citations
- 1925Frank Chang69 patents · 1,361 citations
- 2021Timothy R. Lynn53 patents · 1,632 citations
- 2117Scott E. Kufeld83 patents · 1,726 citations
- 2213Youlu Yu74 patents · 1,657 citations
- 238Peijun Jiang108 patents · 1,327 citations
- 244Shanti Swarup57 patents · 1,521 citations
- 251Klaus Hintzer111 patents · 2,052 citations
Active· last 5 yrs
Sustained C08F output across the last 5 years
- 199Jeffrey A. Hubbell28 patents · 6,430 citations
- 296Amarpreet S. Sawhney25 patents · 6,427 citations
- 392Max P. Mcdaniel488 patents · 24,163 citations
- 488Yu-Chin Lai55 patents · 6,203 citations
- 583Elizabeth A. Benham146 patents · 12,861 citations
- 679Michael D. Jensen88 patents · 12,464 citations
- 775Douglas G. Vanderlaan49 patents · 4,646 citations
- 871Azaam Alli58 patents · 4,550 citations
- 967Frank Molock48 patents · 3,368 citations
- 1063Kevin P. Mccabe25 patents · 3,233 citations
- 1158Robert B. Steffen26 patents · 3,232 citations
- 1254Gregory A. Hill21 patents · 3,194 citations
- 1350Qing Yang241 patents · 8,923 citations
- 1446Marc L. Dechellis12 patents · 4,646 citations
- 1542Jo Ann M. Canich158 patents · 6,671 citations
- 1638Krzysztof Matyjaszewski62 patents · 5,099 citations
- 1733Christopher E. Wittner26 patents · 3,672 citations
- 1829Jay F. Kunzler52 patents · 5,678 citations
- 1925Joseph M. Desimone54 patents · 2,358 citations
- 2021Brian W. S. Kolthammer35 patents · 4,194 citations
- 2117Jason P. Rolland27 patents · 1,321 citations
- 2213Robert K. Pinschmidt, Jr.50 patents · 1,831 citations
- 238Lloyd M. Robeson26 patents · 1,428 citations
- 244James Goodrich24 patents · 1,213 citations
- 251Kai Chen21 patents · 1,172 citations
All-time canon
Career PatentIndex Score in C08F
- 199James C. Stevens93 patents · 13,119 citations
- 296Neil P. Desai24 patents · 6,455 citations
- 392Jeffrey A. Hubbell28 patents · 6,430 citations
- 488Amarpreet S. Sawhney25 patents · 6,427 citations
- 583Chandrashekhar P. Pathak19 patents · 5,864 citations
- 679Shih-Yaw Lai31 patents · 7,779 citations
- 775George W. Knight31 patents · 7,638 citations
- 871John R. Wilson16 patents · 6,294 citations
- 967Howard C. Welborn, Jr.31 patents · 7,436 citations
- 1063Max P. Mcdaniel488 patents · 24,163 citations
- 1158Kathy S. Collins67 patents · 10,386 citations
- 1254Yu-Chin Lai55 patents · 6,203 citations
- 1350Elizabeth A. Benham146 patents · 12,861 citations
- 1446Thomas Allen Desmarais37 patents · 5,987 citations
- 1542Howard W. Turner46 patents · 7,560 citations
- 1638Michael D. Jensen88 patents · 12,464 citations
- 1733John A. Ewen52 patents · 6,741 citations
- 1829Syed F. A. Hossainy15 patents · 3,009 citations
- 1925Gil R. Hawley86 patents · 10,183 citations
- 2021Douglas G. Vanderlaan49 patents · 4,646 citations
- 2117Azaam Alli58 patents · 4,550 citations
- 2213Frank Molock48 patents · 3,368 citations
- 238Kevin P. Mccabe25 patents · 3,233 citations
- 244Robert B. Steffen26 patents · 3,232 citations
- 251Gregory A. Hill21 patents · 3,194 citations
Rising· last 2 yrs
The top-scoring C08F patents made public in the last 2 years
- 199US12066369B2✦ AISynthetic human cell mimic particle for cytometric or coulter device7 cites · 202464% earned
- 296US11939527B1✦ AICircular economy for plastic waste to polyethylene via refinery FCC feed pretreater and FC10 cites · 202481% earned
- 392US12109223B2✦ AIPolymer nanoparticle and DNA nanostructure compositions and methods for non-viral delivery3 cites · 202463% earned
- 488US12203701B2Emission free fluff transfer system and integrated nitrogen cycle3 cites · 202467% earned
- 583US12116426B1Processes for converting C4 feeds to isobutylene, polyisobutylene, or derivatives thereof2 cites · 202461% earned
- 679US12264279B1High-temperature and high-salt resistant hyperbranched lubricant for water-based drilling 2 cites · 202576% earned
- 775US12146104B1CO2 responsive core-shell multi-stage swelling microsphere and preparation method thereof2 cites · 202476% earned
- 871US12152192B1Displacement system suitable for strong heterogeneous oil reservoir and its application2 cites · 202476% earned
- 967US11945897B2Processes for preparing metallocene-based catalyst systems for the control of long chain b2 cites · 202461% earned
- 1063US12084599B2Semiconductor device manufacturing method, curable resin composition for temporary fixatio2 cites · 202467% earned
- 1158US11945975B1Water-based adhesive and preparation method thereof, and use in anode of lithium battery2 cites · 202476% earned
- 1254US12350650B2Methods for making supported chromium catalysts with increased polymerization activity1 cites · 202442% earned
- 1350US12246312B2Processes for producing fluorided solid oxides and uses thereof in metallocene-based catal1 cites · 202444% earned
- 1446US12146018B2High porosity fluorided silica-coated alumina activator-supports and uses thereof in metal1 cites · 202446% earned
- 1542US12171780B1Polysilane methacrylic compounds and methods of making them1 cites · 202446% earned
- 1638US12283647B2Chelating agents for quantum dot precursor materials in color conversion layers for micro-1 cites · 202450% earned
- 1733US12351670B2Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for 1 cites · 202450% earned
- 1829US12428842B2Multi-layered thermoplastic roofing membranes1 cites · 202456% earned
- 1925US12403454B2Methods of chromium catalyst activation to reduce gels and improve melt index potential1 cites · 202456% earned
- 2021US12145344B2Oriented polyethylene films and articles comprising the same3 cites · 202480% earned
- 2117US12215042B2Wastewater purification method2 cites · 202476% earned
- 2213US12312710B1Method for preparing direct melt-spun high-viscosity PBAT/low-viscosity pet two-component 1 cites · 202567% earned
- 238US12195670B1Mussel biomimetic heat-resistant and salt-tolerant thickener, preparation method therefor,1 cites · 202567% earned
- 244US12286503B2Brush polymer terminated with phosphonate for DSA2 cites · 202467% earned
- 251US12037439B2Water-based polymer hydrogel system1 cites · 202436% earned
Active· last 5 yrs
The top-scoring C08F patents of the last 5 years
- 199US11306253B2✦ AICircular economy for plastic waste to polyethylene via refinery FCC or FCC/alkylation unit47 cites · 202192% earned
- 296US11174436B2✦ AICircular economy for plastic waste to polyethylene via refinery crude unit23 cites · 202190% earned
- 392US11174437B2✦ AICircular economy for plastic waste to polypropylene via refinery FCC and alkylation units23 cites · 202190% earned
- 488US11761877B2Hydrogel particles with tunable optical properties and methods for using the same15 cites · 202271% earned
- 583US11485653B2Methods of metering delivery of caustic soda for treatment of water22 cites · 202190% earned
- 679US11359156B2UV cure basecoatings for medical devices20 cites · 202185% earned
- 775US11124586B1Particle size control of metallocene catalyst systems in loop slurry polymerization reacto19 cites · 202177% earned
- 871US10889745B1Plugging agent with temperature-resistant, salt-resistant and high-expansion for plugging 18 cites · 202189% earned
- 967US11339279B2Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for16 cites · 202180% earned
- 1063US11680328B2Membrane electrode assembly for COx reduction16 cites · 202180% earned
- 1158US11473016B2Circular economy for plastic waste to polyethylene and lubricating oil via crude and isome16 cites · 202184% earned
- 1254US11025175B1Planarization layers for nanovoided polymers18 cites · 202168% earned
- 1350US11543683B2Multifocal contact lens displaying improved vision attributes15 cites · 202180% earned
- 1446US11939527B1Circular economy for plastic waste to polyethylene via refinery FCC feed pretreater and FC10 cites · 202481% earned
- 1542US11639472B2Circular economy for plastic waste to polyethylene via oil refinery with filtering and met12 cites · 202188% earned
- 1638US11359147B2Circular economy for plastic waste to polypropylene via oil refinery with filtering and me11 cites · 202188% earned
- 1733US11292900B2Polypropylene composition17 cites · 202189% earned
- 1829US11518945B2Circular economy for plastic waste to polypropylene and lubricating oil via refinery FCC a12 cites · 202179% earned
- 1925US11905466B2Circular economy for plastic waste to polyethylene via refinery FCC and alkylation units8 cites · 202380% earned
- 2021US11007391B1Metal organic framework polymer composites16 cites · 202189% earned
- 2117US11518943B2Circular economy for plastic waste to polyethylene and chemicals via refinery crude unit11 cites · 202182% earned
- 2213US11267919B2Dual catalyst system for producing polyethylene with long chain branching for blow molding11 cites · 202182% earned
- 238US12247008B2Multi-aziridine compound9 cites · 202367% earned
- 244US11325997B1Particle size control of supported chromium catalysts in loop slurry polymerization reacto9 cites · 202274% earned
- 251US11472997B1Temperature-responsive self-degradable temporary plugging agent and preparation method the9 cites · 202287% earned
All-time canon
The defining C08F patents of the whole record
- 199US5272236A✦ AIElastic substantially linear olefin polymers2,739 cites · 199392% earned
- 296US5278272A✦ AIElastic substantialy linear olefin polymers2,380 cites · 199489% earned
- 392US4485045A✦ AISynthetic phosphatidyl cholines useful in forming liposomes1,883 cites · 198496% earned
- 488US4234435ANovel carboxylic acid acylating agents, derivatives thereof, concentrate and lubricant com1,870 cites · 198096% earned
- 583US5387207AThin-unit-wet absorbent foam materials for aqueous body fluids and process for making same1,662 cites · 199593% earned
- 679US4588790AMethod for fluidized bed polymerization1,658 cites · 198696% earned
- 775US5352749AProcess for polymerizing monomers in fluidized beds1,651 cites · 199496% earned
- 871US5410016APhotopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-r1,476 cites · 199595% earned
- 967US7935773B2Water-swellable copolymers and articles and coatings made therefrom1,439 cites · 200890% earned
- 1063US6605200B1Polymeric transition metal complexes and uses thereof1,324 cites · 200385% earned
- 1158US6605201B1Transition metal complexes with bidentate ligand having an imidazole ring and sensor const1,309 cites · 200385% earned
- 1254US4136250APolysiloxane hydrogels1,307 cites · 197995% earned
- 1350US4076698AHydrocarbon interpolymer compositions1,303 cites · 197895% earned
- 1446US4543399AFluidized bed reaction systems1,299 cites · 198595% earned
- 1542US5749968ADevice for priming for improved adherence of gels to substrates1,279 cites · 199895% earned
- 1638US5436304AProcess for polymerizing monomers in fluidized beds1,260 cites · 199595% earned
- 1733US5064802AMetal complex compounds1,183 cites · 199193% earned
- 1829US5260345AAbsorbent foam materials for aqueous body fluids and absorbent articles containing such ma1,144 cites · 199395% earned
- 1925US4808561ASupported polymerization catalyst1,118 cites · 198995% earned
- 2021US5034461ANovel prepolymers useful in biomedical devices1,064 cites · 199188% earned
- 2117US5198401AIonic metallocene catalyst compositions1,060 cites · 199395% earned
- 2213US5153157ACatalyst system of enhanced productivity1,060 cites · 199295% earned
- 238US4399054ACatalyst components and catalysts for the polymerization of alpha-olefins1,052 cites · 198395% earned
- 244US4131576AProcess for the preparation of graft copolymers of a water soluble monomer and polysacchar1,046 cites · 197895% earned
- 251US5324800AProcess and catalyst for polyolefin density and molecular weight control993 cites · 199493% earned
Rising· last 2 yrs
Assignees whose newest C08F patents became public in the last 2 years — the current frontier
- 199UNIV TEXAS56 patents · 5,709 citations
- 296PROCTER & GAMBLE175 patents · 10,570 citations
- 392JOHNSON & JOHNSON VISION CARE114 patents · 5,538 citations
- 488ROHM & HAAS835 patents · 22,491 citations
- 583XEROX CORP228 patents · 5,187 citations
- 679CALIFORNIA INST OF TECHN93 patents · 3,745 citations
- 775MASSACHUSETTS INST TECHNOLOGY74 patents · 2,344 citations
- 871UNIVATION TECH LLC402 patents · 8,501 citations
- 967ACUSHNET CO70 patents · 2,660 citations
- 1063GEN ELECTRIC227 patents · 6,226 citations
- 1158UNIV LELAND STANFORD JUNIOR23 patents · 1,403 citations
- 1254SHINETSU CHEMICAL CO726 patents · 6,642 citations
- 1350ASAHI CHEMICAL IND292 patents · 5,629 citations
- 1446BRIDGESTONE CORP451 patents · 8,091 citations
- 1542GRACE W R & CO137 patents · 3,875 citations
- 1638TOSOH CORP115 patents · 2,461 citations
- 1733SUMITOMO CHEMICAL CO727 patents · 7,826 citations
- 1829KURARAY CO394 patents · 3,859 citations
- 1925MITSUI CHEMICALS INC382 patents · 4,532 citations
- 2021PPG IND OHIO INC191 patents · 2,798 citations
- 2117MERCK PATENT GMBH113 patents · 2,149 citations
- 2213ALIGN TECHNOLOGY INC29 patents · 536 citations
- 238DAIKIN IND LTD464 patents · 5,741 citations
- 244TORAY INDUSTRIES101 patents · 1,605 citations
- 251MICROVENTION INC26 patents · 589 citations
Active· last 5 yrs
Sustained C08F output across the last 5 years
- 199BAUSCH & LOMB142 patents · 18,034 citations
- 296UNIV TEXAS56 patents · 5,709 citations
- 392PROCTER & GAMBLE175 patents · 10,570 citations
- 488UNION CARBIDE CORP201 patents · 13,283 citations
- 583UNIV CARNEGIE MELLON50 patents · 4,844 citations
- 679JOHNSON & JOHNSON VISION CARE114 patents · 5,538 citations
- 775NIPPON CATALYTIC CHEM IND357 patents · 10,444 citations
- 871FINA TECHNOLOGY311 patents · 7,755 citations
- 967ROHM & HAAS835 patents · 22,491 citations
- 1063LUBRIZOL CORP171 patents · 6,852 citations
- 1158XEROX CORP228 patents · 5,187 citations
- 1254CALIFORNIA INST OF TECHN93 patents · 3,745 citations
- 1350MASSACHUSETTS INST TECHNOLOGY74 patents · 2,344 citations
- 14463M INNOVATIVE PROPERTIES CO721 patents · 14,233 citations
- 1542UNIVATION TECH LLC402 patents · 8,501 citations
- 1638ACUSHNET CO70 patents · 2,660 citations
- 1733GEN ELECTRIC227 patents · 6,226 citations
- 1829UNIV LELAND STANFORD JUNIOR23 patents · 1,403 citations
- 1925SHINETSU CHEMICAL CO726 patents · 6,642 citations
- 2021ASAHI CHEMICAL IND292 patents · 5,629 citations
- 2117BRIDGESTONE CORP451 patents · 8,091 citations
- 2213GRACE W R & CO137 patents · 3,875 citations
- 238SHELL OIL CO540 patents · 12,532 citations
- 244TOSOH CORP115 patents · 2,461 citations
- 251SUMITOMO CHEMICAL CO727 patents · 7,826 citations
All-time canon
All-time PatentIndex Score in C08F
- 199DOW CHEMICAL CO1,048 patents · 49,734 citations
- 296EXXON CHEMICAL PATENTS INC553 patents · 42,456 citations
- 392BAUSCH & LOMB142 patents · 18,034 citations
- 488PHILLIPS PETROLEUM CO787 patents · 36,406 citations
- 583UNIV TEXAS56 patents · 5,709 citations
- 679PROCTER & GAMBLE175 patents · 10,570 citations
- 775UNION CARBIDE CORP201 patents · 13,283 citations
- 871CIBA GEIGY CORP365 patents · 15,202 citations
- 967DU PONT1,171 patents · 36,410 citations
- 1063CHEVRON PHILLIPS CHEMICAL CO235 patents · 9,834 citations
- 1158UNIV CARNEGIE MELLON50 patents · 4,844 citations
- 1254MINNESOTA MINING & MFG403 patents · 30,265 citations
- 1350JOHNSON & JOHNSON VISION CARE114 patents · 5,538 citations
- 1446UNION CARBIDE CHEM PLASTIC298 patents · 13,073 citations
- 1542HYUNDAI ELECTRONICS IND58 patents · 4,716 citations
- 1638DOW GLOBAL TECHNOLOGIES INC162 patents · 6,752 citations
- 1733MONTEDISON SPA96 patents · 6,914 citations
- 1829EXXONMOBIL CHEM PATENTS INC514 patents · 11,850 citations
- 1925EXXON RESEARCH ENGINEERING CO436 patents · 12,790 citations
- 2021BP CHEM INT LTD230 patents · 7,410 citations
- 2117HOECHST AG469 patents · 16,361 citations
- 2213NIPPON CATALYTIC CHEM IND357 patents · 10,444 citations
- 238FINA TECHNOLOGY311 patents · 7,755 citations
- 244ROHM & HAAS835 patents · 22,491 citations
- 251MITSUI PETROCHEMICAL IND310 patents · 13,661 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth