US2475577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control device for tool carriers of reciprocating machines
Assignee: Individual
•
Filing: 1945-04-11
•
Granted: 1949-07-05
•
Expires: 1965-04-11
Abstract
No abstract record available.
Inventors
- 👤 Berthiez Charles William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:45
CPC Classifications
B; B23; B23D; B23D13/00; B23D13/005; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/509348; Y10T409/509512
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US475004A
Cited
US1478686A
Cited
US1681408A
Cited
US1739501A
Cited
US1956023A
Cited
US2317490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-04 | 1953-01-03 | 1953-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-04 | 1957-01-03 | 1957-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-04 | 1961-01-03 | 1961-07-05 | $7700.00 | Window Closed / Lapsed |