MANAGEMENT AND INVESTMENT, S.A.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jun 09, 1992 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 622 Total Citation Count
- Oct 20, 1987 Earliest Filing
- 23 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
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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Expired/Abandoned/Withdrawn Patents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
5121115 Method of transmitting information using programmed channelsExpiredSep 19, 89Jun 09, 92[H04Q]
5077834 Paging receiver with continuously tunable antenna and RF amplifierExpiredJul 18, 89Dec 31, 91[H04B]
5047764 Paging system with dynamically programmable reception frequenciesExpiredOct 31, 89Sep 10, 91[H04Q]
5045850 Paging system with centralized page source and distributed page sourcesExpiredDec 26, 89Sep 03, 91[H04Q]
5012235 Paging receiver with continuously tunable antenna and RF amplifierExpiredMar 28, 89Apr 30, 91[H04Q]
4978944 Paging receiver with dynamically programmable channel frequenciesExpiredJul 17, 89Dec 18, 90[H04Q]
4928100 Paging receiver for receiving pages from analog or digital paging transmittersExpiredOct 20, 87May 22, 90[G08B, H04Q]
4881073 Paging system with dynamically programmable reception frequenciesExpiredFeb 22, 88Nov 14, 89[H04Q, H04B]
4878051 Paging system with commands for changing functionality of a paging receiverExpiredFeb 22, 88Oct 31, 89[H04Q]
4875039 Paging system with transmission protocol compatible with analog and digital transmittersExpiredFeb 22, 88Oct 17, 89[H04Q, H03C]
4868860 Paging system for entering pages by local telephone callExpiredFeb 22, 88Sep 19, 89[H04M, H04Q]
4857915 Paging receiver with paging receiver identification code digits transmitted in order of increasing significanceExpiredOct 20, 87Aug 15, 89[G08B, H04Q]
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