Patent US2219067A successfully refreshed from Google Patents.
US2219067A
Expired / Lapsed
US
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Method of producing a pivot bearing for watch movements
Assignee: Individual
•
Filing: 1938-06-21
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Granted: 1940-10-22
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Expires: 1958-06-21
Abstract
No abstract record available.
Inventors
- 👤 Colomb Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:07
CPC Classifications
G; G04; G04B; G04B31/00; G04B31/06; G04B31/004; G04B31/008; G04B31/0082; Y; Y10; Y10T; Y10T29/00; Y10T29/23; Y10T29/49; Y10T29/49579; Y10T29/49636; Y10T29/49696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-10-22 | 1944-04-22 | 1944-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-22 | 1948-04-22 | 1948-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-22 | 1952-04-22 | 1952-10-22 | $7700.00 | Window Closed / Lapsed |