US2532213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical movement
Assignee: Waterbury Farrel Foundry and Machine Co
•
Filing: 1947-06-18
•
Granted: 1950-11-28
•
Expires: 1967-06-18
Abstract
No abstract record available.
Inventors
- 👤 Richard L Wilcox
- 👤 Herbert L Hoyt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:09
CPC Classifications
B; B21; B21K; B21K27/00; B21K27/02; B21K27/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US11252A
Cited
US139000A
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AT37583B
Cited
US959455A
Cited
US1174814A
Cited
DE492296C
Cited
US2070941A
Cited
US2276941A
Cited
US2272592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |