US2877490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joined article
Assignee: Bryant Electric Co
•
Filing: 1956-02-27
•
Granted: 1959-03-17
•
Expires: 1976-02-27
Abstract
No abstract record available.
Inventors
- 👤 Elias G Greninger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:41
CPC Classifications
F; F16; F16B; F16B4/00; F16B4/006; Y; Y10; Y10T; Y10T403/00; Y10T403/21; Y10T403/217; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20468
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |