Patent US2567334A successfully refreshed from Google Patents.
US2567334A
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Metal spinning apparatus
Assignee: AUTOMATIC STEEL PRODUCTS Inc
•
Filing: 1946-06-21
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Granted: 1951-09-11
•
Expires: 1966-06-21
Abstract
No abstract record available.
Inventors
- 👤 William R Harrison
- 👤 Wilford G Kilpatrick
- 👤 Hans J Zimmermann
- 👤 Nolte V Sproul
- 👤 Louis C Galleher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:57
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/26; B21D53/261; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49453; Y10T29/4946; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/5128
Claims Analysis
Total Claims: 0
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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) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |