Assignee
RHONE POULENC RECH
FR·15 granted patents·557 citations·filing 1984–1987
Top patents by PatentIndex Score
15 records- 0194US4810384AHydrophilic PVDF semipermeable membraneRHONE POULENC RECH·Filed 1987·Granted Mar 7, 1989·176 cites·9 claims
- 0292US4675384AFractionation/purification of plasma by ion exchange chromatographyRHONE POULENC RECH·Filed 1984·Granted Jun 23, 1987·75 cites·25 claims
- 0390US4636552ANovel silicone/polylactone graft copolymerRHONE POULENC RECH·Filed 1985·Granted Jan 13, 1987·45 cites·17 claims
- 0484US4564424AMetallization of electrically insulating polymeric film substratesRHONE POULENC RECH·Filed 1984·Granted Jan 14, 1986·32 cites·35 claims
- 0583US4805469AApparatus for automatically taking and analyzing samples of substances which are made available in random mannerRHONE POULENC RECH·Filed 1987·Granted Feb 21, 1989·68 cites·10 claims
- 0678US4698170AProcess for the preparation of very highly alkaline, calcium-based detergent-dispersant additives and products produced therefromRHONE POULENC RECH·Filed 1984·Granted Oct 6, 1987·25 cites·19 claims
- 0778US4668824APreparation of tri-(m-sulfophenyl)-phosphineRHONE POULENC RECH·Filed 1984·Granted May 26, 1987·11 cites·12 claims
- 0872US4900626AHollow composite fibers selectively permeable to water vaporRHONE POULENC RECH·Filed 1987·Granted Feb 13, 1990·37 cites·10 claims
- 0969US4565606AMetallization of electrically insulating polyimide/aromatic polyamide film substratesRHONE POULENC RECH·Filed 1984·Granted Jan 21, 1986·21 cites·35 claims
- 1067US4665985AReversible plugging of oil bearing formationsRHONE POULENC RECH·Filed 1985·Granted May 19, 1987·25 cites·19 claims
- 1150US4655898AElectrophoretic fractionation apparatusRHONE POULENC RECH·Filed 1986·Granted Apr 7, 1987·21 cites·17 claims
- 1246US4714653AMetallizable substrate composites and printed circuits produced therefromRHONE POULENC RECH·Filed 1987·Granted Dec 22, 1987·9 cites·26 claims
- 1338US4756725ATrapping tube adapted to be fitted at the outlet of a gas chromatograph and device for supporting and presenting such a tubeRHONE POULENC RECH·Filed 1986·Granted Jul 12, 1988·10 cites·17 claims
- 1430US4709005AThermotropic aromatic polyestersRHONE POULENC RECH·Filed 1986·Granted Nov 24, 1987·1 cites·11 claims
- 1527US4785660AProcess and installation for on-line analysis of a liquid product by liquid phase chromatographyRHONE POULENC RECH·Filed 1987·Granted Nov 22, 1988·1 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when RHONE POULENC RECH files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →