STEMCOR CORPORATION
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Apr 13, 1993 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 1,432 Total Citation Count
- Jun 05, 1975 Earliest Filing
- 75 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Recent Patents
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Title
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5202105 Method for making hexagonal silicon carbide platelets with the addition of a growth additiveExpiredJul 05, 90Apr 13, 93[C01B]
5002905 Hexagonal silicon carbide platelets and preforms and methods for making and using sameExpiredApr 22, 88Mar 26, 91[C04B]
4990765 Method and means for processing an analog signal from a diode arrayExpiredNov 22, 89Feb 05, 91[H01J]
4981665 Hexagonal silicon carbide platelets and preforms and methods for making and using sameExpiredApr 22, 88Jan 01, 91[C01B]
4930986 Apparatus for immersing solids into fluids and moving fluids in a linear directionExpiredJul 10, 84Jun 05, 90[B63H]
4798764 Arsenate dopant sources and method of making the sourcesExpiredJun 08, 83Jan 17, 89[B05D, B32B]
4795673 Composite material of discontinuous silicon carbide particles and continuous silicon matrix and method of producing sameExpiredOct 28, 86Jan 03, 89[C04B]
4791077 Near net shape fused cast refractories and process for their manufacture by rapid melting/controlled rapid coolingExpiredFeb 04, 86Dec 13, 88[C04B]
4785191 Interconnected array of photosensors for simultaneously sensing light intensities at each of a number of locationsExpiredApr 17, 87Nov 15, 88[H01L]
4764261 Method of making improved photovoltaic heterojunction structuresExpiredNov 23, 87Aug 16, 88[C25D, H01L]
4756895 Hexagonal silicon carbide platelets and preforms and methods for making and using sameExpiredAug 22, 86Jul 12, 88[C01B]
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