Productive Environments, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B42F SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING 215

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D443894 Tabbed labelFeb 19, 99Jun 19, 01[1901]
5586829 Single footprint same face tri-pocket arrayFeb 16, 94Dec 24, 96[B42F]
5417509 Cocoon pocketFeb 16, 94May 23, 95[B42F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6874968 Binder view pocketExpiredDec 03, 01Apr 05, 05[B42F]
6833172 Two sided stickysExpiredDec 12, 00Dec 21, 04[B32B]
6679418 Integral self sectioning file folderExpiredJan 14, 02Jan 20, 04[B65D]
6543379 Classification file folder marker tabsExpiredNov 30, 99Apr 08, 03[B42F]
6499903 Morphing leafExpiredJul 28, 00Dec 31, 02[B42F]
6453589 Essentially open file folderExpiredFeb 09, 99Sep 24, 02[B65D]
6364366 Self tabbing label and system thereforeExpiredApr 18, 00Apr 02, 02[B42D]
6196748 Folder binderExpiredDec 17, 99Mar 06, 01[B42F]
5915874 Book pocket in-fold attachmentExpiredOct 15, 97Jun 29, 99[B42F]
5524998 Leaf structure with a hinged repositional bindingExpiredFeb 08, 94Jun 11, 96[B42F]
5407231 Windowing leaf structureExpiredNov 23, 92Apr 18, 95[B42D]
5405169 Book cover and binding with respositionable loose leavesExpiredJul 30, 93Apr 11, 95[B42D]
5380043 Hypertext book attachmentExpiredMar 16, 89Jan 10, 95[B42D]
5316341 Hypertext book attachmentExpiredMar 08, 90May 31, 94[B42D]
5165721 Windowing attachment for a bookExpiredSep 11, 90Nov 24, 92[B42D]
5048869 Hypertext book attachmentExpiredJan 08, 90Sep 17, 91[B42F, B42D]

Top Inventors for This Owner

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