The Hedman Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B42D BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH; MOVABLE-STRIP WRITING OR READING APPARATUS 132
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES178

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D503728 Folding machineAug 27, 03Apr 05, 05[1509]
5391138 Sheet feeding system for a sheet folding apparatusMar 24, 93Feb 21, 95[B65H]
5280962 Secure financial instrument and method and apparatus for printing sameJan 14, 92Jan 25, 94[B42D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7214176 Folding machine with removable plateExpiredMar 22, 04May 08, 07[B31B]
7156799 Folding machine with stacking armExpiredJan 13, 05Jan 02, 07[B31B]
7125374 Folding machine with stacking armExpiredMar 23, 04Oct 24, 06[B31F]
6153048 Pressure sealer roller arrangementExpiredFeb 05, 99Nov 28, 00[B32B]
D338032 Numeral fontExpiredJan 02, 92Aug 03, 93[]
D331770 Check protector/signerExpiredJan 08, 91Dec 15, 92[]
5100249 Check protector with means for printing amount in bands of different colorsExpiredSep 26, 90Mar 31, 92[B41J]
D277680 Continuous form check signerExpiredOct 22, 82Feb 19, 85[]
4307970 Key extension for shorthand typewriting machineExpiredMay 29, 80Dec 29, 81[B41J]

Top Inventors for This Owner

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