US2564551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cutting tool for the fragmentation of wood and other fibrous substances
Assignee: Individual
•
Filing: 1947-07-09
•
Granted: 1951-08-14
•
Expires: 1967-07-09
Abstract
No abstract record available.
Inventors
- 👤 Vazieux Charles Eugene Roger
- 👤 Prouteau Lucien Hippolyte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:01
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/06; B02C18/16; B02C18/18; B27; B27C; B27C1/00; B27C1/005; B27L; B27L11/00; B27L11/005; B27L11/007
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) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |