US2757584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: EMIL M FARRIS
•
Filing: 1950-10-11
•
Granted: 1956-08-07
•
Expires: 1970-10-11
Abstract
No abstract record available.
Inventors
- 👤 Clemente Agostino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:26
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/27; B26D7/34; B31; B31B; B31B50/00; B31B50/74; B31B50/81; B31B50/812; B31B50/8125; B31B50/8127
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2271345A
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US2418545A
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US2493411A
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US2509650A
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US2531913A
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US2541737A
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US2634973A
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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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |