US2570660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer mechanism
Assignee: Jones and Lamson Machine Co
•
Filing: 1945-04-06
•
Granted: 1951-10-09
•
Expires: 1965-04-06
Abstract
No abstract record available.
Inventors
- 👤 Ralph M Gamble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:39
CPC Classifications
B; B23; B23B; B23B33/00; B23Q; B23Q7/00; B23Q7/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US447144A
Cited
US644279A
Cited
US666486A
Cited
US959456A
Cited
US1596733A
Cited
US1817099A
Cited
US1645123A
Cited
US1841988A
Cited
US1838692A
Cited
US1993754A
Cited
US1933226A
Cited
US2059546A
Cited
US1994242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |