US2891802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1956-09-28
•
Granted: 1959-06-23
•
Expires: 1976-09-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Moran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:44
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/10; B62B1/12; B62B2202/00; B62B2202/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1510456A
Cited
US1826949A
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US1953351A
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US2221504A
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US2461482A
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US2415655A
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US2589358A
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US2515876A
Cited
CH312478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-22 | 1962-12-22 | 1963-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-22 | 1966-12-22 | 1967-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-22 | 1970-12-22 | 1971-06-23 | $7700.00 | Window Closed / Lapsed |