Inventor · disambiguated record
Louis E. Trapasso
Also filed as: SMART CHARLES L · TRAPASSO LOUIS E
15 granted patents·277 citations·filing 1974–1999
94Inventor score
Top patents by PatentIndex Score
15 records- 0190US3962332ABis-quaternary ammonium compounds and polymersCELANESE CORP·Filed 1974·Granted Jun 8, 1976·31 cites·1 claims
- 0287US6323306B1Preparation of water-soluble cross-linked cationic polymersCIBA SPEC CHEM WATER TREAT LTD·Filed 1998·Granted Nov 27, 2001·62 cites·16 claims
- 0384US3975341AWater in oil emulsion process for preparing gel-free polyelectrolyte particlesCELANESE CORP·Filed 1974·Granted Aug 17, 1976·38 cites·14 claims
- 0480US5498751AOrganotin catalyzed transesterificationCPS CHEM CO INC·Filed 1993·Granted Mar 12, 1996·19 cites·67 claims
- 0579US4037040ARefluxing water-in-oil emulsion process for preparing water-soluble polyelectrolyte particlesCELANESE CORP·Filed 1976·Granted Jul 19, 1977·23 cites·12 claims
- 0677US4020123APolyamine coating compositionsCELANESE CORP·Filed 1974·Granted Apr 26, 1977·19 cites·11 claims
- 0770US6008404AAcrylate monomer preparation using alkali metal alkoxides as ester interchange catalysts and bromide salt polymerization inhibitorsCIBA SC HOLDING AG·Filed 1998·Granted Dec 28, 1999·14 cites·13 claims
- 0869US5606103AOrganotin catalyzed transesterificationCPS CHEM CO INC·Filed 1995·Granted Feb 25, 1997·18 cites·19 claims
- 0965US4011393APolygalactomannan gum formate estersCELANESE CORP·Filed 1975·Granted Mar 8, 1977·10 cites·4 claims
- 1063US4172173AEthylene-vinyl acetate polymer binders for non-woven fabricsCELANESE CORP·Filed 1976·Granted Oct 23, 1979·10 cites·2 claims
- 1162US4414250AAmine containing resin with oxalate esters for castingCELANESE CORP·Filed 1981·Granted Nov 8, 1983·12 cites·13 claims
- 1261US3959376AProduction of 4-halo-2-alkenyl tri-lower alkyl ammonium or phosphonium halidesCELANESE CORP·Filed 1974·Granted May 25, 1976·5 cites·8 claims
- 1348US4075387ANon-woven fabric bindersCELANESE CORP·Filed 1976·Granted Feb 21, 1978·7 cites·6 claims
- 1448US3962161ACrosslinking of diolefinic polymers using diacyl nitrile oxidesCELANESE CORP·Filed 1975·Granted Jun 8, 1976·6 cites·9 claims
- 1542US6215018B1Acrylate monomer preparation using alkali metal alkoxides as ester interchange catalysts and bromide salt polymerization inhibitorsCIBA SC HOLDING AG·Filed 1999·Granted Apr 10, 2001·3 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Louis E. Trapasso files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →