Etat Francais
Patent Owner
Stats
- 7 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Apr 11, 2006 most recent publication
Details
- 7 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 1,494 Total Citation Count
- May 17, 1979 Earliest Filing
- 73 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
6155254 Self-contained device for chemically producing high-pressure breathing oxygenSep 11, 98Dec 05, 00[A61M]
5865762 Module for recording the instantaneous heart rate and portable module for working sameJul 17, 97Feb 02, 99[A61B]
5212991 Portable, self-contained equipment for the in situ analysis of a liquid or solid substanceFeb 07, 91May 25, 93[G01N]
5197061 Device for the transmission of digital data with at least two levels of protection and corresponding reception deviceMar 19, 91Mar 23, 93[H04J]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5879820 Multilayer stack of fluoride materials usable in optics and its production processExpiredJun 20, 97Mar 09, 99[B32B]
5733042 Device and method for testing an optical element subjected to radiationExpiredDec 22, 95Mar 31, 98[G01N]
5275883 Composite material the characteristics of which can be modulated by preimpregnation of a continuous fiberExpiredJun 21, 90Jan 04, 94[D02G, B32B]
5213906 Composite material comprising a layer of a III-V compound and a layer of rare earth pnictide, production process and applicationExpiredApr 06, 90May 25, 93[B32B]
5170427 Audio and video communications terminal with improved adjustmentsExpiredFeb 02, 90Dec 08, 92[H04N]
5130793 Reconfigurable multiple-point wired in-house network for simultaneous and/or alternative distribution of several types of signals, notably baseband images, and method for the configuration of a system such as thisExpiredJul 20, 89Jul 14, 92[H04N]
5043236 Process for determining the focussing of a photolithographic apparatusExpiredDec 29, 89Aug 27, 91[G03C]
5015051 Integrated single-mode isolator waveguide and application to a semiconductor laserExpiredDec 07, 88May 14, 91[G02B]
5008924 Telecommunications terminal with improved control functionsExpiredJul 24, 89Apr 16, 91[H04M, H04N]
4964940 Laser microbeam machine for acting on thin film objects, in particular for chemically etching or depositing substance in the presence of a reactive gasExpiredNov 24, 89Oct 23, 90[C23C, B23K, C23F, B44C]
4935812 Method for broadcasting high definition television programs using temporal attenuationExpiredNov 10, 88Jun 19, 90[H04N]
4929200 Vessel provided with at least one water jet propulsion unitExpiredNov 16, 88May 29, 90[B63H]
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