US2924154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for crumpling paper
Assignee: LUBER FINER Inc
•
Filing: 1956-08-27
•
Granted: 1960-02-09
•
Expires: 1976-08-27
Abstract
No abstract record available.
Inventors
- 👤 John K Russell
- 👤 Walter W Boggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:14
CPC Classifications
B; B31; B31D; B31D5/00; B31D5/0082; Y; Y10; Y10S; Y10S493/00; Y10S493/941; Y10S493/967
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2164702A
Cited
US2786399A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |