Inventor · disambiguated record
David R. Livingston
Also filed as: LIVINGSTON DAVID · LIVINGSTON DAVID R · LIVINGSTON JR DAVID R
8 granted patents·1 pending application·129 citations·filing 1980–2018
85Inventor score
Files withTEXACO INC3LIVINGSTON JR DAVID R2LIVINGSTON DAVID1PLASTIC DEV COMPANY PDC1PLASTIC DEV CORP PDC1
Top patents by PatentIndex Score
9 records- 0180US5418984AHydrotherapy seat structure for a hydrotherapy spa, tub or swimming poolPLASTIC DEV COMPANY PDC·Filed 1993·Granted May 30, 1995·83 cites·1 claims
- 0263US4251461AProcess for reducing acid impurity levels in N-(tertiaryaminoalkyl)acrylamide productionTEXACO DEVELOPMENT CORP·Filed 1980·Granted Feb 17, 1981·7 cites·10 claims
- 0357US4565889AProcess for the production of N-(3-dimethylaminopropyl)methacrylamideTEXACO INC·Filed 1984·Granted Jan 21, 1986·5 cites·4 claims
- 0456US5345621AMethod of insulating a spa using a flexible insulation blanketPLASTIC DEV CORP PDC·Filed 1993·Granted Sep 13, 1994·28 cites·12 claims
- 0546US10596439B2Swim spa having a wall insertLIVINGSTON JR DAVID R·Filed 2018·Granted Mar 24, 2020·0 cites·13 claims
- 0645US2017204628A1Swim spaLIVINGSTON JR DAVID R·Filed 2016·Application pending·0 cites
- 0744US4492801AProduction of N-substituted (meth)acrylamides from (meth)acrylates and amines over a metal alkoxide catalystTEXACO INC·Filed 1983·Granted Jan 8, 1985·2 cites·10 claims
- 0839USD332847STrash can enclosureLIVINGSTON DAVID·Filed 1991·Granted Jan 26, 1993·4 cites·1 claims
- 0930US4642380APurification of methacrylamidopropyltrimethylammonium chlorideTEXACO INC·Filed 1983·Granted Feb 10, 1987·0 cites·8 claims
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