US2551167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting tool
Assignee: Individual
•
Filing: 1947-05-03
•
Granted: 1951-05-01
•
Expires: 1967-05-03
Abstract
No abstract record available.
Inventors
- 👤 Rolland Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:57
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/10; B23B27/12; Y; Y10; Y10T; Y10T407/00; Y10T407/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US543551A
Cited
GB191316893A
Cited
US1516269A
Cited
US1535028A
Cited
US1954511A
Cited
US2054311A
Cited
FR781481A
Cited
FR805981A
Cited
US2127523A
Cited
US2233724A
Cited
US2237744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |