US2571201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slitting mechanism
Assignee: Rice Barton Corp
•
Filing: 1947-10-03
•
Granted: 1951-10-16
•
Expires: 1967-10-03
Abstract
No abstract record available.
Inventors
- 👤 Everett W Clem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:43
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/02; B26D5/04; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7751; Y10T83/7809; Y10T83/783; Y10T83/7834
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2196639A
Cited
US2285846A
Cited
US2327468A
Cited
US2305536A
Cited
US2325139A
Cited
US2441275A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |