US2979186A
Expired / Lapsed
US
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Sheet material handling apparatus for use with a power shear or the like
Assignee: Individual
•
Filing: 1959-04-16
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Granted: 1961-04-11
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Expires: 1979-04-16
Abstract
No abstract record available.
Inventors
- 👤 Francis J Sehn
- 👤 Maurice M Clemons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:40
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/28; B21D43/287; B65; B65H; B65H35/00; B65H35/04; B65H35/06; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4458; Y10T83/446; Y10T83/461; Y10T83/525; Y10T83/541; Y10T83/544; Y10T83/647; Y10T83/6579
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) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |