Assignee
PRODUCTIVE ENVIRONMENTS INC
US·17 granted patents·509 citations·filing 1990–2002
Top patents by PatentIndex Score
17 records- 0197US6364366B1Self tabbing label and system thereforePRODUCTIVE ENVIRONMENTS INC·Filed 2000·Granted Apr 2, 2002·74 cites·10 claims
- 0293US6453589B1Essentially open file folderPRODUCTIVE ENVIRONMENTS INC·Filed 1999·Granted Sep 24, 2002·67 cites·5 claims
- 0388US5407231AWindowing leaf structurePRODUCTIVE ENVIRONMENTS INC·Filed 1992·Granted Apr 18, 1995·46 cites·17 claims
- 0486US5524998ALeaf structure with a hinged repositional bindingPRODUCTIVE ENVIRONMENTS INC·Filed 1994·Granted Jun 11, 1996·60 cites·42 claims
- 0586US5417509ACocoon pocketPRODUCTIVE ENVIRONMENTS INC·Filed 1994·Granted May 23, 1995·44 cites·28 claims
- 0680US6543379B2Classification file folder marker tabsPRODUCTIVE ENVIRONMENTS INC·Filed 1999·Granted Apr 8, 2003·33 cites·9 claims
- 0779US5316341AHypertext book attachmentPRODUCTIVE ENVIRONMENTS INC·Filed 1990·Granted May 31, 1994·40 cites·14 claims
- 0878US6874968B2Binder view pocketPRODUCTIVE ENVIRONMENTS INC·Filed 2001·Granted Apr 5, 2005·15 cites·3 claims
- 0976US6679418B1Integral self sectioning file folderPRODUCTIVE ENVIRONMENTS INC·Filed 2002·Granted Jan 20, 2004·13 cites·5 claims
- 1075US5586829ASingle footprint same face tri-pocket arrayPRODUCTIVE ENVIRONMENTS INC·Filed 1994·Granted Dec 24, 1996·29 cites·13 claims
- 1172US6833172B1Two sided stickysPRODUCTIVE ENVIRONMENTS INC·Filed 2000·Granted Dec 21, 2004·16 cites·3 claims
- 1264US6499903B1Morphing leafPRODUCTIVE ENVIRONMENTS INC·Filed 2000·Granted Dec 31, 2002·5 cites·4 claims
- 1363US5048869AHypertext book attachmentPRODUCTIVE ENVIRONMENTS INC·Filed 1990·Granted Sep 17, 1991·23 cites·42 claims
- 1457US5405169ABook cover and binding with respositionable loose leavesPRODUCTIVE ENVIRONMENTS INC·Filed 1993·Granted Apr 11, 1995·16 cites·24 claims
- 1555US5165721AWindowing attachment for a bookPRODUCTIVE ENVIRONMENTS INC·Filed 1990·Granted Nov 24, 1992·15 cites·56 claims
- 1643USD443894STabbed labelPRODUCTIVE ENVIRONMENTS INC·Filed 1999·Granted Jun 19, 2001·7 cites·1 claims
- 1738US6196748B1Folder binderPRODUCTIVE ENVIRONMENTS INC·Filed 1999·Granted Mar 6, 2001·6 cites·6 claims
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