US2696987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck
Assignee: HUFFORD MACHINE WORKS Inc
•
Filing: 1950-06-24
•
Granted: 1954-12-14
•
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 15:51
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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References Cited (Backward Citations)
US1403415A
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US460601A
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US440255A
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US926761A
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US1118072A
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US1037796A
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US1129491A
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US1245361A
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US1295994A
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US1335714A
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US1540832A
Cited
US1665250A
Cited
US1857012A
Cited
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 |