Assignee
AKZONA INC
510 granted patents·13,607 citations·filing 1969–1987
Top patents by PatentIndex Score
510 records- 0198US4650587AAmmonia scavengerAKZONA INC·Filed 1982·Granted Mar 17, 1987·210 cites·35 claims
- 0298US4416698AShaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent and a process for making the articleAKZONA INC·Filed 1980·Granted Nov 22, 1983·360 cites·17 claims
- 0398US4247498AMethods for making microporous productsAKZONA INC·Filed 1978·Granted Jan 27, 1981·491 cites·37 claims
- 0498US4246221AProcess for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solventAKZONA INC·Filed 1979·Granted Jan 20, 1981·451 cites·6 claims
- 0598US4144080AProcess for making amine oxide solution of celluloseAKZONA INC·Filed 1977·Granted Mar 13, 1979·117 cites·16 claims
- 0697US4519909AMicroporous productsAKZONA INC·Filed 1979·Granted May 28, 1985·175 cites·63 claims
- 0797US4239720AFiber structures of split multicomponent fibers and process thereforAKZONA INC·Filed 1979·Granted Dec 16, 1980·104 cites·30 claims
- 0897US4196282AProcess for making a shapeable cellulose and shaped cellulose productsAKZONA INC·Filed 1978·Granted Apr 1, 1980·124 cites·22 claims
- 0997US4155613AMulti-pair flat telephone cable with improved characteristicsAKZONA INC·Filed 1977·Granted May 22, 1979·135 cites·36 claims
- 1097US4147783AOral pharmaceutical preparationAKZONA INC·Filed 1977·Granted Apr 3, 1979·121 cites·11 claims
- 1197US4145532AProcess for making precipitated celluloseAKZONA INC·Filed 1977·Granted Mar 20, 1979·119 cites·10 claims
- 1297US4145434ATetracyclic derivatives and pharmaceutical compositions of matterAKZONA INC·Filed 1977·Granted Mar 20, 1979·137 cites·35 claims
- 1397US4062848ATetracyclic compoundsAKZONA INC·Filed 1976·Granted Dec 13, 1977·112 cites·4 claims
- 1496US4261943AProcess for surface treating cellulose productsAKZONA INC·Filed 1979·Granted Apr 14, 1981·71 cites·26 claims
- 1596US4252590ALow density matting and processAKZONA INC·Filed 1976·Granted Feb 24, 1981·129 cites·16 claims
- 1696US4240751AMethod and apparatus for specific binding substancesAKZONA INC·Filed 1978·Granted Dec 23, 1980·186 cites·35 claims
- 1796US4232552ATemperature indicating compositions of matterAKZONA INC·Filed 1978·Granted Nov 11, 1980·92 cites·89 claims
- 1896US4212692AMatting article with process and apparatus for its productionAKZONA INC·Filed 1979·Granted Jul 15, 1980·93 cites·11 claims
- 1996US4142913AProcess for making a precursor of a solution of celluloseAKZONA INC·Filed 1977·Granted Mar 6, 1979·101 cites·14 claims
- 2095US4552603AMethod for making bicomponent fibersAKZONA INC·Filed 1982·Granted Nov 12, 1985·112 cites·7 claims
- 2195US4342807ALow density matting and processAKZONA INC·Filed 1980·Granted Aug 3, 1982·64 cites·10 claims
- 2295US4313734AMetal sol particle immunoassayAKZONA INC·Filed 1979·Granted Feb 2, 1982·664 cites·48 claims
- 2395US4211574AProcess for making a solid impregnated precursor of a solution of celluloseAKZONA INC·Filed 1977·Granted Jul 8, 1980·76 cites·19 claims
- 2495US4071623APharmaceutical preparation adapted for oral administrationAKZONA INC·Filed 1976·Granted Jan 31, 1978·99 cites·32 claims
- 2595US4030798AElectrical connector with means for maintaining a connected conditionAKZONA INC·Filed 1975·Granted Jun 21, 1977·197 cites·3 claims
- 2694US4369156AProcess for the preparation of fibrillated fiber structuresAKZONA INC·Filed 1980·Granted Jan 18, 1983·61 cites·15 claims
- 2794US4212864ABranched chain and cycloaliphatic esters of the androstane and oestrane series and pharmaceutical compositions containing sameAKZONA INC·Filed 1977·Granted Jul 15, 1980·48 cites·20 claims
- 2894US4098802AOral pharmaceutical preparation having androgenic activityAKZONA INC·Filed 1976·Granted Jul 4, 1978·51 cites·2 claims
- 2994US4016043AEnzymatic immunological method for the determination of antigens and antibodiesAKZONA INC·Filed 1975·Granted Apr 5, 1977·622 cites·8 claims
- 3093US4373932AApplication of water-dispersible hydrophobic dyes or pigments as labels in immunoassaysAKZONA INC·Filed 1981·Granted Feb 15, 1983·276 cites·65 claims
- 3193US4362078AMethod of blankingAKZONA INC·Filed 1981·Granted Dec 7, 1982·71 cites·6 claims
- 3293US4357142AGlass support coated with synthetic polymer for bioprocessAKZONA INC·Filed 1980·Granted Nov 2, 1982·100 cites·15 claims
- 3393US4342801ASuede-like sheet materialAKZONA INC·Filed 1980·Granted Aug 3, 1982·60 cites·16 claims
- 3493US4324593AShapeable tertiary amine N-oxide solution of cellulose, shaped cellulose product made therefrom and process for preparing the shapeable solution and cellulose productsAKZONA INC·Filed 1978·Granted Apr 13, 1982·57 cites·29 claims
- 3593US4181450AErosion control mattingAKZONA INC·Filed 1977·Granted Jan 1, 1980·60 cites·24 claims
- 3693US4128293AConductive stripAKZONA INC·Filed 1977·Granted Dec 5, 1978·118 cites·9 claims
- 3793US4087510AProcess for extracting metals from spent desulphurization catalystsAKZONA INC·Filed 1975·Granted May 2, 1978·51 cites·5 claims
- 3893US4080777ANovelty yarnsAKZONA INC·Filed 1976·Granted Mar 28, 1978·28 cites·17 claims
- 3992US4229813AElapsed time indicatorAKZONA INC·Filed 1978·Granted Oct 21, 1980·86 cites·17 claims
- 4092US4203916APreparation of trans cyclohexane 1,4 diisocyanateAKZONA INC·Filed 1978·Granted May 20, 1980·17 cites·10 claims
- 4192US4055394ADiagnostic test cardAKZONA INC·Filed 1976·Granted Oct 25, 1977·79 cites·11 claims
- 4291US4362645ATemperature indicating compositions of matterAKZONA INC·Filed 1980·Granted Dec 7, 1982·67 cites·140 claims
- 4391US4255300AComposition and process for making precipitated cellulose-polyvinyl alcohol biconstituent compositionAKZONA INC·Filed 1979·Granted Mar 10, 1981·36 cites·16 claims
- 4491US4165743ARegenerated cellulose fibers containing alkali metal or ammonium salt of a copolymer of an alkyl vinyl ether and ethylene dicarboxylic acid or anhydride and a process for making themAKZONA INC·Filed 1976·Granted Aug 28, 1979·59 cites·9 claims
- 4591US4159619AMethod for producing novelty yarnsAKZONA INC·Filed 1977·Granted Jul 3, 1979·24 cites·8 claims
- 4691US4154107ATime temperature indicating deviceAKZONA INC·Filed 1978·Granted May 15, 1979·91 cites·34 claims
- 4791US4107292AStable water dispersions of encapsulated parathionAKZONA INC·Filed 1977·Granted Aug 15, 1978·78 cites·8 claims
- 4891US4039475AStable, pumpable, aqueous suspensions of organic peroxidesAKZONA INC·Filed 1976·Granted Aug 2, 1977·50 cites·8 claims
- 4990US4405738AFlame retardant additives and flame retardant polyester compositionsAKZONA INC·Filed 1982·Granted Sep 20, 1983·26 cites·23 claims
- 5090US4404401AProcess for the preparation of para-amino-diphenylamineAKZONA INC·Filed 1979·Granted Sep 13, 1983·23 cites·11 claims
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