Upstream Engineering Oy
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Mar 20, 2012 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 293 Total Citation Count
- Jul 17, 2003 Earliest Filing
- 9 Expired/Abandoned/Withdrawn Patents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
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
7628940 Method for manufacturing three dimensional optical componentsExpiredFeb 04, 05Dec 08, 09[B29D, G02B]
2009/0190,101 Double-Reverse Total-Internal-Reflection-Prism Optical EngineAbandonedJan 28, 09Jul 30, 09[G03B]
2006/0139,575 Optical collection and distribution system and methodAbandonedDec 20, 05Jun 29, 06[G03B]
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