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Patent US645873A successfully refreshed from Google Patents.
US645873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust-cap for disk-bearings.
Assignee: Individual
•
Filing: 1900-01-15
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Granted: 1900-03-20
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Expires: 1920-01-15
Abstract
No abstract record available.
Inventors
- 👤 Wesley Sebring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:51
CPC Classifications
A; A01; A01B; A01B23/00; A01B23/06
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) | 1903-03-20 | 1903-09-19 | 1904-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-03-20 | 1907-09-19 | 1908-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-03-20 | 1911-09-19 | 1912-03-20 | $7700.00 | Window Closed / Lapsed |