CIRCON CORPORATION
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 26, 2002 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 2,570 Total Citation Count
- May 16, 1977 Earliest Filing
- 26 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
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Top Patents (by citation)
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6475140 Flexible pressure resistant cover for the articulation system of a medical instrumentExpiredNov 10, 00Nov 05, 02[A61B]
5207213 Laparoscope having means for removing image impeding material from a distal lensExpiredFeb 01, 91May 04, 93[A61B]
5199417 Endoscope having a deflectable distal section and a semi-rigid proximal sectionExpiredDec 21, 90Apr 06, 93[A61B]
5108961 Etchable core glass compositions and method for manufacturing a high performance microchannel plateExpiredMay 10, 91Apr 28, 92[C03C]
4874364 Inspection instrument channel aspirator and pressure neutralizing deviceExpiredMar 22, 88Oct 17, 89[A61M]
4759348 Endoscope assembly and surgical instrument for use therewithExpiredSep 28, 81Jul 26, 88[A61B]
4721097 Endoscope sheaths and method and apparatus for installation and removalExpiredOct 31, 86Jan 26, 88[A61B]
4600940 Video camera for use with an endoscope and method for making sameExpiredFeb 07, 84Jul 15, 86[H04N]
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