FILMTEC CORPORATION

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 5129
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124

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

Patent # Title Filing Date Issue Date Intl Class
9630149 Composite polyamide membrane with improved structureJul 03, 13Apr 25, 17[B05D, B01D]
9555378 Composite polyamide membrane having preferred azo contentDec 15, 14Jan 31, 17[B29C, B01D]
7156997 Package assembly for piperazine-based membranesOct 05, 01Jan 02, 07[B01D]
6881336 Spiral wound element with improved feed spaceMay 02, 02Apr 19, 05[C02F, B01D]
6632356 Separation membrane end capAug 01, 01Oct 14, 03[C02F, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4992485 Microporous peek membranes and the preparation thereofExpiredOct 11, 88Feb 12, 91[C08H]
4964998 Use of treated composite polyamide membranes to separate concentrated soluteExpiredDec 13, 89Oct 23, 90[B01D]
4960517 Treatment of composite polyamide membranes via substitution with amine reactive reagentsExpiredDec 13, 89Oct 02, 90[B01D]
4960518 Treatment of composite polyamide membranes with compatible oxidantsExpiredDec 13, 89Oct 02, 90[B01D]
4895661 Alkali resistant hyperfiltration membraneExpiredApr 14, 89Jan 23, 90[B01D]
4888116 Method of improving membrane properties via reaction of diazonium compounds or precursorsExpiredDec 19, 88Dec 19, 89[C02F, B01D]
4859384 Novel polyamide reverse osmosis membranesExpiredJun 13, 88Aug 22, 89[B01D]
4834886 Process for making alkali resistant hyperfiltration membrane and resulting productExpiredJan 08, 87May 30, 89[B05D, B01D]
4812238 Membranes prepared via reaction of diazonium compounds or precursorsExpiredAug 10, 87Mar 14, 89[B01D]
4769148 Novel polyamide reverse osmosis membranesExpiredNov 18, 87Sep 06, 88[B01D]
4765897 Polyamide membranes useful for water softeningExpiredApr 28, 86Aug 23, 88[B01D, B32B]
4277344 Interfacially synthesized reverse osmosis membraneExpiredFeb 22, 79Jul 07, 81[B01D, B32B]

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!.