Patent US2696987A successfully refreshed from Google Patents.
US2696987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck
Assignee: HUFFORD MACHINE WORKS Inc
•
Filing: 1950-06-24
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Granted: 1954-12-14
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Expires: 1970-06-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry P Smith
- 👤 Clifford W Ilorton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:43
CPC Classifications
B; B21; B21D; B21D25/00; B21D25/04; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1241; Y10T279/17; Y10T279/17615; Y10T279/19; Y10T279/1986; Y10T279/34; Y10T279/3462
Claims Analysis
Total Claims: 0
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US1540832A
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US1665250A
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US1857012A
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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) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |