Poly-Flex Circuits, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5531020 Method of making subsurface electronic circuitsAug 27, 93Jul 02, 96[H05K]
5326636 Assembly using electrically conductive cementSep 29, 92Jul 05, 94[B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5631191 Method for connecting a die to electrically conductive traces on a flexible lead-frameExpiredMay 15, 95May 20, 97[H01L]
5455394 Flexible printed polymer lead frameWithdrawnAug 27, 93Oct 03, 95[H05K]
5183593 Electrically conductive cementExpiredJun 04, 90Feb 02, 93[H01B]
5180513 Shielded plastic enclosure to house electronic equipmentExpiredJan 30, 90Jan 19, 93[B32B]
5180523 Electrically conductive cement containing agglomerate, flake and powder metal fillersExpiredNov 14, 89Jan 19, 93[H01B]
5093038 Ultraviolet curable ink compositionExpiredJan 30, 90Mar 03, 92[H01B]
5061551 Printed circuit boardExpiredJan 30, 90Oct 29, 91[B32B]
5047260 Method for producing a shielded plastic enclosure to house electronic equipmentExpiredJan 03, 90Sep 10, 91[B05D]
5036128 Printed circuit boardExpiredJan 30, 90Jul 30, 91[C08K]
5006397 Printed circuit boardExpiredJan 30, 90Apr 09, 91[B32B]
4960614 Printed circuit boardExpiredJun 14, 89Oct 02, 90[B05D]
4863757 Printed circuit boardExpiredFeb 06, 87Sep 05, 89[B05D]

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