Patent US3061849A successfully refreshed from Google Patents.
US3061849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for changing the relative rotating speeds of a threading tool and work to effect disengagement
Assignee: Individual
•
Filing: 1958-06-25
•
Granted: 1962-11-06
•
Expires: 1978-06-25
Abstract
No abstract record available.
Inventors
- 👤 Jeannette B Barbeau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:04
CPC Classifications
B; B23; B23G; B23G1/00; B23G1/44; B23G1/46; B23G1/465; Y; Y10; Y10T; Y10T408/00; Y10T408/65; Y10T408/70; Y10T408/72
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |