Patent US2522746A successfully refreshed from Google Patents.
US2522746A
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Press
Assignee: LIMA HAMILTON CORP
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Filing: 1947-08-22
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Granted: 1950-09-19
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Expires: 1967-08-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Byerlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:01
CPC Classifications
B; B21; B21D; B21D24/00; B21D24/10; B21D24/12; B30; B30B; B30B1/00; B30B1/26; B30B1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-18 | 1954-03-20 | 1954-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-18 | 1958-03-20 | 1958-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-18 | 1962-03-20 | 1962-09-19 | $7700.00 | Window Closed / Lapsed |