US2479660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination cutter and pilot adapter
Assignee: Individual
•
Filing: 1947-01-25
•
Granted: 1949-08-23
•
Expires: 1967-01-25
Abstract
No abstract record available.
Inventors
- 👤 Dayton A Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:39
CPC Classifications
B; B23; B23C; B23C3/00; B23C3/02; B23C3/05; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/557; Y10T408/558; Y10T408/5583; Y10T408/5584; Y10T408/563; Y10T408/5633
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US80560A
Cited
US648394A
Cited
US981227A
Cited
GB191111741A
Cited
US1166049A
Cited
DE362413C
Cited
US1360444A
Cited
US1748126A
Cited
US2284768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-22 | 1953-02-21 | 1953-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-22 | 1957-02-21 | 1957-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-22 | 1961-02-21 | 1961-08-23 | $7700.00 | Window Closed / Lapsed |