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US2785681A
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Assignee: Individual
•
Filing: 1952-04-29
•
Granted: 1957-03-19
•
Expires: 1972-04-29
Abstract
No abstract record available.
Inventors
- 👤 Fessler Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:10
CPC Classifications
A; A24; A24D; A24D3/00; A24D3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1338529A
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US1729834A
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US2064239A
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US1784566A
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US1967586A
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US2035398A
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US2033867A
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US2164702A
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US2159121A
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US2206962A
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US2209311A
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US2211166A
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US2325386A
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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) | 1960-03-18 | 1960-09-17 | 1961-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-18 | 1964-09-17 | 1965-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-18 | 1968-09-17 | 1969-03-19 | $7700.00 | Window Closed / Lapsed |