ROFIN-SINAR, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4891820 Fast axial flow laser circulating systemExpiredJul 06, 87Jan 02, 90[H01S]
4864098 High powered beam dumpExpiredMay 19, 88Sep 05, 89[B23K]
4849603 Alignment laser periscopeExpiredMay 20, 88Jul 18, 89[B23K]
4837770 Flowing gas CO.sub.2 laserExpiredJul 06, 87Jun 06, 89[H01S]
4825445 Flowing gas laser discharge tube structureExpiredMay 19, 88Apr 25, 89[H01S]
4823349 Resonator module and blower module assemblyExpiredMar 31, 87Apr 18, 89[H01S]
4796275 Floating mirror mountExpiredMar 31, 87Jan 03, 89[H01S]
4751720 Cube corner polarizerExpiredApr 03, 87Jun 14, 88[H01S]
4709372 Fast axial flow laser circulating systemExpiredDec 19, 85Nov 24, 87[H01S]
4698479 Beam delivery system for a CO.sub.2 laserExpiredOct 30, 86Oct 06, 87[B23K]
4674960 Sealed rotary compressorExpiredJun 25, 85Jun 23, 87[F04B]
4672620 Fast axial flow carbon dioxide laserExpiredMay 14, 86Jun 09, 87[H01S]
4667081 Apparatus for changing the direction of a light beam passing through an articulated jointExpiredFeb 04, 85May 19, 87[B23K]
4663513 Method and apparatus for monitoring laser processesExpiredNov 26, 85May 05, 87[B23K]
4387952 Single axis beam scannerExpiredMar 27, 81Jun 14, 83[B23K, G02B]

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