Beck; Henry N.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Beck; Henry N..The latest application filed is for "gas separations utilizing glassy polymer membranes at sub-ambient temperatures".

Company Profile

0.10.0

Beck; Henry N. - Walnut Creek CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Gas separations utilizing glassy polymer membranes at sub-ambient temperatures Grant 5,837,032 - Moll , et al. November 17, 1	1998-11-17
Gas separations utilizing glassy polymer membranes at sub-ambient temperatures Grant 5,352,272 - Moll , et al. October 4, 1	1994-10-04
Process of making microporous hollow fiber or film membrane of poly(phenylene sulfide) (PPS) Grant 5,246,647 - Beck , et al. September 21, 1	1993-09-21
Mixtures containing stereoregular polystyrene Grant 5,169,893 - Beck December 8, 1	1992-12-08
Process for making microporous membranes from poly(etheretherketone)-type polymers Grant 5,064,580 - Beck , et al. * November 12, 1	1991-11-12
Isotropic microporous syndiotactic polystyrene membranes and processes for preparing the same Grant 5,015,275 - Beck , et al. May 14, 1	1991-05-14
Microporous membranes from isotactic polystyrene and syndiotactic polystyrene Grant 4,976,901 - Beck , et al. December 11, 1	1990-12-11
Process for preparing membranes from tetrahalobisphenol polycarbonates Grant 4,975,228 - Sanders, Jr. , et al. * December 4, 1	1990-12-04
Semi-permeable hollow fiber gas separation membranes possessing a non-external discriminating region Grant 4,955,993 - Sanders, Jr. , et al. September 11, 1	1990-09-11
Process for preparing POWADIR membranes from tetrahalobisphenol A polycarbonates Grant 4,772,392 - Sanders, Jr. , et al. September 20, 1	1988-09-20

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