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Patent US2656054A successfully refreshed from Google Patents.
US2656054A
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Assignee: Individual
•
Filing: 1949-01-18
•
Granted: 1953-10-20
•
Expires: 1969-01-18
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Gleason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:30
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/02; B07C3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US182105A
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US690225A
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US1072504A
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US1242019A
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US1618303A
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US1774447A
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US1719334A
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US1823741A
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US2227778A
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US2354779A
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US2442766A
Cited
US2564185A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |