Patent US2773158A successfully refreshed from Google Patents.
US2773158A
Expired / Lapsed
US
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Housing structure for photocell or the like and method of making the same
Assignee: Electrol Lab & Sales Co
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Filing: 1953-01-27
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Granted: 1956-12-04
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Expires: 1973-01-27
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:09
CPC Classifications
H; H10; H10F; H10F77/00; H10F77/50; H10F99/00; H10F30/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49169
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |