Assignee
MILCHEM INC
14 granted patents·292 citations·filing 1976–1986
Top patents by PatentIndex Score
14 records- 0190US4293427ADrilling fluid containing a copolymer filtration control agentMILCHEM INC·Filed 1980·Granted Oct 6, 1981·68 cites·25 claims
- 0284US4575428AInvert emulsion drilling fluid comprising oligamide compositionMILCHEM INC·Filed 1984·Granted Mar 11, 1986·47 cites·16 claims
- 0371US4663076AInvert emulsion drilling fluid comprising oligamide compositionMILCHEM INC·Filed 1985·Granted May 5, 1987·24 cites·8 claims
- 0469US4547299ADrilling fluid containing a copolymer filtration control agentMILCHEM INC·Filed 1984·Granted Oct 15, 1985·25 cites·23 claims
- 0567US4181617AAqueous drilling fluid and lubricant compositionMILCHEM INC·Filed 1978·Granted Jan 1, 1980·21 cites·10 claims
- 0666US4288582AAqueous drilling fluid additive, composition and processMILCHEM INC·Filed 1979·Granted Sep 8, 1981·12 cites·9 claims
- 0765US4268400AAqueous drilling fluid additive, composition and processMILCHEM INC·Filed 1980·Granted May 19, 1981·15 cites·16 claims
- 0861US4057683AGraft copolymer and process for making sameMILCHEM INC·Filed 1976·Granted Nov 8, 1977·15 cites·133 claims
- 0957US4735732AFiltration control additive for invert emulsion drilling fluids and method of preparationMILCHEM INC·Filed 1985·Granted Apr 5, 1988·14 cites·1 claims
- 1054US4283517AContinuous process for solution polymerization of acrylamideMILCHEM INC·Filed 1979·Granted Aug 11, 1981·13 cites·21 claims
- 1153US4309329AAqueous drilling fluid additiveMILCHEM INC·Filed 1980·Granted Jan 5, 1982·13 cites·8 claims
- 1248US4728444AFiltration control additive for invert emulsion drilling fluids and method of preparationMILCHEM INC·Filed 1986·Granted Mar 1, 1988·12 cites·1 claims
- 1328US4354513ACuttings washer assemblyMILCHEM INC·Filed 1980·Granted Oct 19, 1982·12 cites·1 claims
- 1427US4305110AMud separator valve apparatusMILCHEM INC·Filed 1980·Granted Dec 8, 1981·1 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →