US652845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making semisteel bearings, & c.
Assignee: Individual
•
Filing: 1899-11-09
•
Granted: 1900-07-03
•
Expires: 1919-11-09
Abstract
No abstract record available.
Inventors
- 👤 John B Halifax
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:33
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49703
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) | 1903-07-03 | 1904-01-02 | 1904-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-07-03 | 1908-01-02 | 1908-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-07-03 | 1912-01-02 | 1912-07-03 | $7700.00 | Window Closed / Lapsed |