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US2220382A
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Shaping machine
Assignee: AUTOMOTIVE MAINTENANCE MACH CO
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Filing: 1937-10-04
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Granted: 1940-11-05
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Expires: 1957-10-04
Abstract
No abstract record available.
Inventors
- 👤 Herman W Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:55
CPC Classifications
B; B23; B23D; B23D1/00; B23D1/08; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/504756; Y10T409/506232; Y10T409/506396; Y10T409/506888; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-11-05 | 1944-05-06 | 1944-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-11-05 | 1948-05-06 | 1948-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-11-05 | 1952-05-06 | 1952-11-05 | $7700.00 | Window Closed / Lapsed |