The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 1994
Filed:
Dec. 11, 1992
Applicant:
Inventors:
Rolf Dhein, Krefeld, DE;
Wolfgang Ebert, Krefeld, DE;
Herbert Hugl, Bergisch Gladbach, DE;
Holger Ohst, Odenthal-Steinhaus, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C08L / ;
U.S. Cl.
CPC ...
2105004 ; 21050028 ; 21050038 ; 525 92 ; 525133 ; 525146 ; 525148 ; 525409 ; 525433 ; 525462 ; 525469 ;
Abstract
The invention relates to blends of polyether copolycarbonates and other thermoplastics, to their production and to their use for the production of membranes, more particularly for dialysis.