US2811997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of slicing roll clusters for packaging
Assignee: Individual
•
Filing: 1954-12-03
•
Granted: 1957-11-05
•
Expires: 1974-12-03
Abstract
No abstract record available.
Inventors
- 👤 Albert S Schmidt
- 👤 Shaffer Joseph Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:53
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/30; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0524; Y10T83/647; Y10T83/6476; Y10T83/6478; Y10T83/6489; Y10T83/6491
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1736992A
Cited
US2497554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |