Patents
Patent data provided by The
European Patent Office
and updated through early 2009. Full text patent data loaded weekly coming soon.
-
First
-
Previous
-
1
-
US5159039 (A), filed
Mar 21, 1990
, published
Oct 27, 1992
- POLYSEP SURFACE TECHNOLOGIES I
Method of chromatographically separating a mixture by contacting said mixture under chromatographic separation conditions with a chromatographic separation stationary phase comprising an N-acyl diazepine polymer. In a preferred from, the polymer has been...
USRE35185 (E), filed
Sep 17, 1993
, published
Mar 19, 1996
- COHESIVE TECH INC
Method of chromatographically separating a mixture by contacting said mixture under chromatographic separation conditions with a chromatographic separation stationary phase comprising an N-acyl diazepine polymer. In a preferred from, the polymer has been...
USRE35186 (E), filed
Aug 31, 1994
, published
Mar 19, 1996
- COHESIVE TECH INC
Method of chromatographically separating a mixture by contacting said mixture under chromatographic separation conditions with a chromatographic separation stationary phase comprising an N-acyl diazepine polymer. In a preferred from, the polymer has been...
US5211993 (A), filed
Dec 10, 1990
, published
May 18, 1993
- ADVANCED SURFACE TECH INC
Method of chromatographically separating a mixture by contacting said mixture under chromatographic separation conditions with a chromatographic separation stationary phase comprising a polymer formed by coating substantially all of the surfaces of a...
US5158682 (A), filed
May 22, 1992
, published
Oct 27, 1992
- POLYSEP SURFACE TECHNOLOGIES I
Method of chromatographically separating a mixture by contacting said mixture under chromatographic separation conditions with a chromatographic separation stationary phase comprising an N-acyl diazepine polymer. In a preferred form, the polymer has been...
US3419389 (A), filed
(unknown)
, published
(unknown)
- POLAROID CORP
US4548981 (A), filed
Jul 01, 1983
, published
Oct 22, 1985
- POLAROID CORP
Compositions and articles containing polymeric vinyl aromatic aminimides are disclosed. The polymeric vinyl aromatic aminimides exhibit unusual rheological properties in an aqueous medium. The polymers provide thermoreversible gelling properties and exhibit...
US2004104156 (A1), filed
Nov 25, 2003
, published
Jun 03, 2004
There are described processes and apparatus for the separation of components from a mixture of components in a fluid such as biological materials in a fermentation broth or other biomass product. The fluid mixture is passed through a plurality of individual...
US3390990 (A), filed
(unknown)
, published
(unknown)
- POLAROID CORP
US7285219 (B2), filed
Feb 09, 2005
, published
Oct 23, 2007
- PRIME SEPARATIONS INC
There is described a chromatographic separation member including a substrate carrying on at least one surface a thin layer of a chromatographically active capture material. Also described is a chromatographic separation method for separating a component of...
US2004104174 (A1), filed
Nov 25, 2003
, published
Jun 03, 2004
There are described processes for the separation of components from a fermentation product or other biomass product. The fluid mixture is passed through a separation column having at least one capture element having flow channels of about 50 mu or greater and...
US2006175260 (A1), filed
Feb 09, 2005
, published
Aug 10, 2006
- PRIME SEPARATIONS INC
There is described a chromatographic separation member including a substrate carrying on at least one surface a thin layer of a chromatographically active capture material. Also described is a chromatographic separation method for separating a component of...
US3460945 (A), filed
(unknown)
, published
(unknown)
- POLAROID CORP
US4080206 (A), filed
May 13, 1976
, published
Mar 21, 1978
- POLAROID CORP
Diffusion transfer products and processes are disclosed wherein the processing composition includes, as the viscosity increasing component thereof, a polymer containing recurring groups of the formula: IMAGE wherein R is hydrogen, alkyl or halogen; R1 is...
US2008035559 (A1), filed
Aug 23, 2007
, published
Feb 14, 2008
- PRIME SEPARATIONS INC
There is described a chromatographic separation member including a substrate carrying on at least one surface a thin layer of a chromatographically active capture material. Also described is a chromatographic separation method for separating a component of...
