DEMCO, INC.

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Patent Activity in the Last 10 Years

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D509249 Book carrier organizer trayDec 18, 02Sep 06, 05[0000]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0168,651 Shelving System and Components ThereofAbandonedJan 13, 10Jul 14, 11[A47B, F16M, A47F]
2004/0119,257 Book carrier organizer trayAbandonedDec 18, 02Jun 24, 04[B62B]
5230345 Method for detecting carpal tunnel syndromeExpiredDec 30, 91Jul 27, 93[A61B]
4532774 Portable field site pre-cooling apparatusExpiredNov 21, 83Aug 06, 85[B60H]
4480536 Broccoli bunching and cutting apparatusExpiredNov 28, 83Nov 06, 84[B65B]
4280884 Method and apparatus for recovery of silver employing an electrolytic cell having improved solution movementExpiredApr 07, 80Jul 28, 81[C25C]

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