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US2679938A
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Assignee: CECIL C PECK Co
•
Filing: 1950-07-14
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Granted: 1954-06-01
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Expires: 1970-07-14
Abstract
No abstract record available.
Inventors
- 👤 Clyde H Willows
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:23
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/22; B66C1/24; B66C1/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US428301A
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US437819A
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US744316A
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US1521266A
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US1546364A
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US1720240A
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US1783021A
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US2322636A
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US2546362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |