Polygram Internat. Holding B.V.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Apr 04, 1995 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 509 Total Citation Count
- Jan 06, 1986 Earliest Filing
- 16 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5404251 Auto reverse cassette deck capable of recording/reproducing with two different cassette types and formatsExpiredSep 02, 93Apr 04, 95[G11B]
5243470 Arrangement for obtaining prerecorded digital music cassettesExpiredApr 16, 91Sep 07, 93[G11B]
5148330 Method of and arrangement for obtaining prerecorded digital music cassettesExpiredApr 16, 91Sep 15, 92[G11B]
5135149 Apparatus for the storage and transport of an elongate endless tapeExpiredJul 18, 88Aug 04, 92[B65H]
4882637 Copying apparatus for copying a magnetic pattern from a master magnetic tape on a duplicate magnetic tape and method of operating such a copying apparatusExpiredJun 17, 88Nov 21, 89[G11B]
4868683 Method of aligning objects by detecting a reference picture line therein which has an optically characteristic picture contentExpiredJun 23, 87Sep 19, 89[H04N, G11B]
4865195 Support or storage case for aligning a magnetic-tape cassetteExpiredFeb 09, 89Sep 12, 89[B65D]
4864439 Apparatus drawer for unambiguously receiving a digital audio tape cassetteExpiredJan 20, 88Sep 05, 89[G11B]
4750173 Method of transmitting audio information and additional information in digital formExpiredMay 21, 86Jun 07, 88[H04J]
4747093 Disc-shaped information carrier and method of manufacturing itExpiredSep 09, 86May 24, 88[C03C, G11B, B44C]
4726006 Disc-shaped information carrier and method of manufacturing itExpiredMar 24, 86Feb 16, 88[C03C, G11B, B44C]
4722439 Disc receiving tray and a combination of such a tray with a storage cassetteExpiredJan 06, 86Feb 02, 88[B65D]
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