CIRCE ACQUISITION CORP.
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 09, 2001 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 532 Total Citation Count
- Sep 23, 1988 Earliest Filing
- 13 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
Upgrade to the Professional Level to View Top Patents for this Owner. Learn More |
Recent Publications
- No Recent Publications to Display
Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5418061 Microporous polysulfone supports suitable for removal of low density lipoprotein-cholesterolExpiredJul 21, 93May 23, 95[B01D]
5298206 Method and apparatus for casting hollow fiber membranesExpiredDec 03, 92Mar 29, 94[D01D, B29C]
5151227 Process for continuous spinning of hollow-fiber membranes using a solvent mixture as a precipitation mediumExpiredMar 18, 91Sep 29, 92[B29C]
5116493 Artificial pancreatic perfusion device with reseedable matrixExpiredMar 25, 91May 26, 92[B01D]
5116494 Artificial pancreatic perfusion device with temperature sensitive matrixExpiredMar 25, 91May 26, 92[B01D]
5096585 Process for preparing protein non-adsorptive microporous polysulfone membranesExpiredJan 28, 91Mar 17, 92[B01D]
4970034 Process for preparing isotropic microporous polysulfone membranesExpiredSep 23, 88Nov 13, 90[B29C]
Top Inventors for This Owner
Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More |
We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.