US2196684A
Expired / Lapsed
US
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Automatic side guide for shear tables
Assignee: Aetna Standard Engineering Co
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Filing: 1938-10-19
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Granted: 1940-04-09
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Expires: 1958-10-19
Abstract
No abstract record available.
Inventors
- 👤 Rodder William
- 👤 Elwin A Matteson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:03
CPC Classifications
B; B23; B23D; B23D33/00; B23D33/02; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2094; Y10T83/444; Y10T83/445; Y10T83/4463; Y10T83/4594; Y10T83/566; Y10T83/5815
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) | 1943-04-09 | 1943-10-09 | 1944-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-04-09 | 1947-10-09 | 1948-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-04-09 | 1951-10-09 | 1952-04-09 | $7700.00 | Window Closed / Lapsed |