Assignee
BULK CHEMICALS INC
US·19 granted patents·3 pending applications·278 citations·filing 1994–2020
Top patents by PatentIndex Score
22 records- 0194US7935274B2Phosphonic acid and polyvinyl alcohol conversion coatingBULK CHEMICALS INC·Filed 2005·Granted May 3, 2011·26 cites·27 claims
- 0290US5859107AMethod and composition for treating metal surfacesBULK CHEMICALS INC·Filed 1996·Granted Jan 12, 1999·59 cites·28 claims
- 0387US9783892B2Trivalent chromium passivation and pretreatment composition and method for zinc-containing metalsBULK CHEMICALS INC·Filed 2015·Granted Oct 10, 2017·2 cites·11 claims
- 0483US5700523AMethod for treating metal surfaces using a silicate solution and a silane solutionBULK CHEMICALS INC·Filed 1996·Granted Dec 23, 1997·65 cites·10 claims
- 0582US7943563B2Method of cleaning firearms and ordnanceBULK CHEMICALS INC·Filed 2010·Granted May 17, 2011·3 cites·21 claims
- 0678US9752233B2Process and seal coat for improving paint adhesionBULK CHEMICALS INC·Filed 2015·Granted Sep 5, 2017·1 cites·24 claims
- 0775US9422431B2Process and composition for treating metal surfaces using trivalent chromium compoundsBULK CHEMICALS INC·Filed 2013·Granted Aug 23, 2016·1 cites·32 claims
- 0874US5859106AMethod and composition for treating metal surfacesBULK CHEMICALS INC·Filed 1996·Granted Jan 12, 1999·25 cites·19 claims
- 0972US5905105AMethod and composition for treating metal surfaces including dispersed silicaBULK CHEMICALS INC·Filed 1996·Granted May 18, 1999·25 cites·12 claims
- 1067US11293104B2Inorganic non-chrome aqueous treatment composition and process for coating metal surfacesBULK CHEMICALS INC·Filed 2018·Granted Apr 5, 2022·0 cites·15 claims
- 1161US7713919B2Method of cleaning firearms and ordnanceBULK CHEMICALS INC·Filed 2007·Granted May 11, 2010·0 cites·23 claims
- 1257US6780256B2Method of treating a metal surface with a no rinse zinc phosphate coatingBULK CHEMICALS INC·Filed 2002·Granted Aug 24, 2004·3 cites·9 claims
- 1357US6723258B1Method and composition for minimizing rust formation and improving paint adhesion of metal surfacesBULK CHEMICALS INC·Filed 2000·Granted Apr 20, 2004·3 cites·6 claims
- 1453US2020340122A1Process and composition for passivating metal surfacesBULK CHEMICALS INC·Filed 2020·Application pending·0 cites
- 1552US6117251ANo rinse zinc phosphate treatment for prepaint applicationBULK CHEMICALS INC·Filed 1999·Granted Sep 12, 2000·15 cites·19 claims
- 1652US5516696AMethod and composition for indicating the presence of chrome-free pretreatments on metal surfaces by fluorescenceBULK CHEMICALS INC·Filed 1994·Granted May 14, 1996·15 cites·4 claims
- 1752US2020325582A1Process and composition for treating metal surfaces using trivalent chromium compoundsBULK CHEMICALS INC·Filed 2018·Application pending·0 cites
- 1849US2015125610A1Process and seal treatment for improving corrosion resistance and paint adhesion of metal surfacesBULK CHEMICALS INC·Filed 2013·Application pending·0 cites
- 1946US5804652AMethod and composition for treating metal surfacesBULK CHEMICALS INC·Filed 1996·Granted Sep 8, 1998·11 cites·21 claims
- 2044US6126997AMethod for treating magnesium die castingsBULK CHEMICALS INC·Filed 1999·Granted Oct 3, 2000·15 cites·15 claims
- 2136US7037384B2Lubricating chemical coating for metalworkingBULK CHEMICALS INC·Filed 2003·Granted May 2, 2006·1 cites·18 claims
- 2236US5954892AMethod and composition for producing zinc phosphate coatings on metal surfacesBULK CHEMICALS INC·Filed 1998·Granted Sep 21, 1999·8 cites·20 claims
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