NATIONAL CANADA FINANCE CORPORATION
Patent Owner
Stats
- 3 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Feb 17, 1998 most recent publication
Details
- 3 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 466 Total Citation Count
- Feb 16, 1979 Earliest Filing
- 26 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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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Expired/Abandoned/Withdrawn Patents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
5238165 Extrudate hauler with upper and lower endless tracks with yaw adjustmentExpiredNov 18, 91Aug 24, 93[B65H]
4967800 Secondary confinement pipe having segments with interlocking rib and groove joints and coextruded sealant layers #4ExpiredJan 23, 89Nov 06, 90[F16L]
4959131 Gas phase CO.sub.2 reduction to hydrocarbons at solid polymer electrolyte cellsExpiredOct 14, 88Sep 25, 90[C25B]
4856975 Coextrusion block, especially for the coextrusion of generally flat PVC articles, such as sidingExpiredAug 26, 88Aug 15, 89[B29C]
4745348 Apparatus for starting and running a plurality of three-phase motors from a single-phase power sourceExpiredSep 22, 86May 17, 88[H02P]
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