US2836021A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting and shredding materials
Assignee: Fiatallis North America Inc
•
Filing: 1955-03-16
•
Granted: 1958-05-27
•
Expires: 1975-03-16
Abstract
No abstract record available.
Inventors
- 👤 Keith S Wood
- 👤 Leonard W Wood
- 👤 Mervel E Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:15
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1899564A
Cited
US2590734A
Cited
US2661493A
Cited
US2706441A
Cited
US2701942A
Cited
US2720070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |