Inventor · disambiguated record
Marvin M. Crutchfield
Also filed as: CRUTCHFIELD MARVIN M
32 granted patents·716 citations·filing 1975–1991
97Inventor score
Top patents by PatentIndex Score
32 records- 0199US4144226APolymeric acetal carboxylatesMONSANTO CO·Filed 1977·Granted Mar 13, 1979·219 cites·23 claims
- 0298US4120874ADiesters of 6-cyano-2,2-tetrahydropyrandicarboxylatesMONSANTO CO·Filed 1977·Granted Oct 17, 1978·70 cites·1 claims
- 0397US4158635ADetergent formulations containing tetrahydropyran or 1,4-dioxane polycarboxylates and method for using sameMONSANTO CO·Filed 1978·Granted Jun 19, 1979·70 cites·10 claims
- 0497US4146495ADetergent compositions comprising polyacetal carboxylatesMONSANTO CO·Filed 1977·Granted Mar 27, 1979·108 cites·24 claims
- 0597US4102903ATetrahydropyran and 1,4-dioxane polycarboxylate compounds, methods for making such compounds and compositions and methods employing sameMONSANTO CO·Filed 1977·Granted Jul 25, 1978·72 cites·8 claims
- 0685US4182718A1,3-Dioxolane and 1,3-dioxane polycarboxylates, and precursors thereofMONSANTO CO·Filed 1977·Granted Jan 8, 1980·13 cites·6 claims
- 0782US4315092APolyacetal carboxylatesMONSANTO CO·Filed 1978·Granted Feb 9, 1982·25 cites·8 claims
- 0880US4147702A1,4-Dioxane polycarboxylatesMONSANTO CO·Filed 1978·Granted Apr 3, 1979·7 cites·2 claims
- 0970US4204052ACopolymers of acetal carboxylatesMONSANTO CO·Filed 1978·Granted May 20, 1980·23 cites·33 claims
- 1065US4143128AOral compositions for calculus retardationCOLGATE PALMOLIVE CO·Filed 1977·Granted Mar 6, 1979·15 cites·14 claims
- 1160US4172208A5-Bromo-5,5-dicarboxyethylvalaraldehyde diethyl acetalMONSANTO CO·Filed 1978·Granted Oct 23, 1979·3 cites·1 claims
- 1260US4014959APhosphonoether carboxylatesMONSANTO CO·Filed 1975·Granted Mar 29, 1977·4 cites·3 claims
- 1357US4959496AChemical processMONSANTO CO·Filed 1988·Granted Sep 25, 1990·5 cites·49 claims
- 1454US4140676AProcess for preparing polymeric acetal carboxylate saltsMONSANTO CO·Filed 1978·Granted Feb 20, 1979·13 cites·17 claims
- 1549US4144324AOral compositions for calculus retardationCOLGATE PALMOLIVE CO·Filed 1978·Granted Mar 13, 1979·12 cites·6 claims
- 1648US4150069APhosphate-carboxylate compoundsMONSANTO CO·Filed 1977·Granted Apr 17, 1979·2 cites·10 claims
- 1748US4148742ADetergent composition containing alkali metal salts of imidobis sulfuric acidMONSANTO CO·Filed 1977·Granted Apr 10, 1979·10 cites·7 claims
- 1847US4419258ADialkyl glyoxylate surfactantsMONSANTO CO·Filed 1982·Granted Dec 6, 1983·2 cites·10 claims
- 1943US4609433ASheet composites containing crystalline phosphate fibersMONSANTO CO·Filed 1984·Granted Sep 2, 1986·8 cites·24 claims
- 2041US4223162AEther carboxylates containing three carboxylate groupsMONSANTO CO·Filed 1978·Granted Sep 16, 1980·1 cites·9 claims
- 2140US4327189AReversible deflocculation of clay slurriesMONSANTO CO·Filed 1980·Granted Apr 27, 1982·6 cites·11 claims
- 2239US4092348AOctasodium-1,1,2,2,4,4,5,5-cyclohexane octacarboxylate and compositions and methods employing sameMONSANTO CO·Filed 1977·Granted May 30, 1978·6 cites·2 claims
- 2338US4201858AMethod of preparing polyacetal carboxylatesMONSANTO CO·Filed 1978·Granted May 6, 1980·6 cites·15 claims
- 2438US4156687ATetrahydrofuran polycarboxylatesMONSANTO CO·Filed 1978·Granted May 29, 1979·0 cites·2 claims
- 2536US4303777AAcetal carboxylic acid polymersMONSANTO CO·Filed 1980·Granted Dec 1, 1981·3 cites·9 claims
- 2636US4134902A1,4-Dioxane polycarboxylatesMONSANTO CO·Filed 1977·Granted Jan 16, 1979·0 cites·8 claims
- 2734US4806205AProcess for preparing sheet composites containing crystalline phosphate fibersMONSANTO CO·Filed 1984·Granted Feb 21, 1989·5 cites·24 claims
- 2834US4201687AChloroimide fabric bleachesMONSANTO CO·Filed 1978·Granted May 6, 1980·4 cites·11 claims
- 2933US4182900AEther dicarboxylatesMONSANTO CO·Filed 1978·Granted Jan 8, 1980·3 cites·10 claims
- 3032US4257906AMethod of protecting nitrilotriacetate saltsMONSANTO CO·Filed 1980·Granted Mar 24, 1981·1 cites·12 claims
- 3129US4384969ANovel surfactants useful in detergent compositionsMONSANTO CO·Filed 1982·Granted May 24, 1983·0 cites·12 claims
- 3227US5183473AEnzyme activated peroxydisulfate bleach compositionMONSANTO CO·Filed 1991·Granted Feb 2, 1993·0 cites·27 claims
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