Inventor · disambiguated record
Edmund F. Perkins
Also filed as: PERKINS EDMUND F · PERKINS EDMUND F JR · PERKINS JR EDMUND F
1 granted patent·5 pending applications·4 citations·filing 1999–2007
24Inventor score
Files withALBEMARLE CORP6
Top patents by PatentIndex Score
6 records- 0148US2007149402A1Quaternary ammonium borate compositions and substrate preservative solutions containing themALBEMARLE CORP·Filed 2006·Application pending·0 cites
- 0246US2007148431A1Quaternary ammonium compounds with novel mode of action for protection of wood structuresALBEMARLE CORP·Filed 2006·Application pending·0 cites
- 0344US6281176B1Process for producing betaine/amine oxide mixturesALBEMARLE CORP·Filed 1999·Granted Aug 28, 2001·4 cites·30 claims
- 0443US2007254109A1Coatings, coating formulations, and compositions containing quaternary ammonium compoundsALBEMARLE CORP·Filed 2007·Application pending·0 cites
- 0542US2007142630A1Quaternary ammonium betaines for protection of wood structuresALBEMARLE CORP·Filed 2006·Application pending·0 cites
- 0640US2007167407A1Quaternary ammonium borate compositions and substrate preservative solutions containing themALBEMARLE CORP·Filed 2006·Application pending·0 cites
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