US2857966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shearing sheets from continuously advancing strip
Assignee: WEAN EQUIPMENT Corp
•
Filing: 1956-03-14
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Granted: 1958-10-28
•
Expires: 1976-03-14
Abstract
No abstract record available.
Inventors
- 👤 Albert J Sarka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:51
CPC Classifications
B; B23; B23D; B23D25/00; B23D25/02; B23D25/08; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0495; Y10T83/0515; Y10T83/0519; Y10T83/202; Y10T83/2092; Y10T83/2192; Y10T83/465; Y10T83/4705; Y10T83/4749; Y10T83/4766; Y10T83/4769
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) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |