Inventor · disambiguated record
John C. Harrington
Also filed as: HARRINGTON IV JOHN C · HARRINGTON IV JOHN CHARLES · HARRINGTON JOHN · HARRINGTON JOHN A
16 granted patents·13 pending applications·281 citations·filing 1978–2020
94Inventor score
Top patents by PatentIndex Score
29 records- 0193US5626718AUse of polymers in the recycled fiber washing/deinking processBETZ LABORATORIES·Filed 1994·Granted May 6, 1997·98 cites·32 claims
- 0291US7615135B2Retention and drainage aidsHERCULES INC·Filed 2005·Granted Nov 10, 2009·26 cites·20 claims
- 0388US7507781B2Anionic copolymers prepared in an inverse emulsion matrixHERCULES INC·Filed 2007·Granted Mar 24, 2009·11 cites·15 claims
- 0488USD256963SClip on pen and pencil holderHARRINGTON JOHN C·Filed 1978·Granted Sep 23, 1980·27 cites·1 claims
- 0585US7250448B2Anionic copolymers prepared in an inverse emulsion matrix and their use in preparing cellulosic fiber compositionsHERCULES INC·Filed 2002·Granted Jul 31, 2007·22 cites·7 claims
- 0678US9873982B2Method of increasing drainage performance of a pulp slurry during manufacture of paper products, and products therefromSOLENIS TECH LP·Filed 2015·Granted Jan 23, 2018·3 cites·17 claims
- 0775US10876254B2Chemical efficiency increase in papermaking processSOLENIS TECH LP·Filed 2018·Granted Dec 29, 2020·3 cites·20 claims
- 0875US7429625B2Inversion of inverse emulsion polymersHERCULES INC·Filed 2004·Granted Sep 30, 2008·16 cites·16 claims
- 0973US8308902B2Retention and drainage in the manufacture of paperSUTMAN FRANK·Filed 2009·Granted Nov 13, 2012·4 cites·4 claims
- 1066US5387318AWater soluble graft copolymers for laser print deinking loop clarificationBETZ LABORATORIES·Filed 1993·Granted Feb 7, 1995·17 cites·13 claims
- 1164US5415740AMethod for improving retention and drainage characteristics in alkaline papermakingBETZ PAPERCHEM INC·Filed 1994·Granted May 16, 1995·13 cites·12 claims
- 1257US5482595AMethod for improving retention and drainage characteristics in alkaline papermakingBETZ PAPERCHEM INC·Filed 1994·Granted Jan 9, 1996·18 cites·14 claims
- 1356US5269942AQuaternized polyvinylamines for deinking loop clarificationBETZ LABORATORIES·Filed 1993·Granted Dec 14, 1993·21 cites·5 claims
- 1454US2009188640A1Method of modifying starch for increased papermachine retention and drainage performanceHARRINGTON JOHN C·Filed 2009·Application pending·0 cites
- 1552US2005053626A1Grace process biotechnology patent the cure to the herpes virusFiled 2003·Application pending·0 cites
- 1650US2007087432A1Smallpox vaccine series 77HARRINGTON JOHN A·Filed 2006·Application pending·0 cites
- 1749US2006142431A1Retention and drainage in the manufacture of paperSUTMAN FRANK J·Filed 2005·Application pending·0 cites
- 1848US11926966B2Method of increasing efficiency of chemical additives in a papermaking systemSOLENIS TECH LP·Filed 2020·Granted Mar 12, 2024·0 cites·9 claims
- 1948US2006289139A1Retention and drainage in the manufacture of paperZHANG FUSHAN·Filed 2005·Application pending·0 cites
- 2047US2006142430A1Retention and drainage in the manufacture of paperHARRINGTON JOHN C·Filed 2005·Application pending·0 cites
- 2147US2006142432A1Retention and drainage in the manufacture of paperHARRINGTON JOHN C·Filed 2005·Application pending·0 cites
- 2245US8932433B2Retention and drainage in the manufacture of paperSUTMAN FRANK J·Filed 2012·Granted Jan 13, 2015·0 cites·11 claims
- 2344US2006142429A1Retention and drainage in the manufacture of paperGELMAN ROBERT A·Filed 2005·Application pending·0 cites
- 2443US2002055172A1Multiple promoter expression constructs and methods of useFiled 2000·Application pending·0 cites
- 2543US2002053413A1Method for using hydrophobically associative polymers in preparing cellulosic fiber compositions, and cellulosic fiber compositions incorporating the hydrophobically associative polymersFiled 2000·Application pending·0 cites
- 2642US2015041090A1Polyethylene oxide treatment for drainage agents and dry strength agentsSOLENIS TECHNOLOGIES LP·Filed 2014·Application pending·0 cites
- 2738US2018051417A1Method of manufacturing paper with unbleached cellulose pulp suspension containing organic residuesSOLENIS TECH LP·Filed 2017·Application pending·0 cites
- 2838US2015294653A1Guitar PickHARRINGTON JOHN·Filed 2014·Application pending·0 cites
- 2934US5532308AMethod for improving retention and drainage characteristics in alkaline papermakingBETZ PAPERCHEM INC·Filed 1995·Granted Jul 2, 1996·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →