Patent US2967230A successfully refreshed from Google Patents.
US2967230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Luminaire
Assignee: Westinghouse Electric Corp
•
Filing: 1955-09-28
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Granted: 1961-01-03
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Expires: 1975-09-28
Abstract
No abstract record available.
Inventors
- 👤 Alfred K Goetz
- 👤 Edward L Beach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:45
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/14; F21V21/30; F21S; F21S8/00; F21S8/08; F21S8/085; F21S8/088; F21V17/00; F21V17/10; F21V17/107; F21W; F21W2131/00; F21W2131/10
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |