US487732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Watch-oiler
Assignee: —
•
Filing: —
•
Granted: 1892-12-13
•
Expires: 1909-12-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:43
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/06; F; F25; F25D; F25D23/00; F25D23/12; F25D23/126
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) | 1895-12-13 | 1896-06-13 | 1896-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-12-13 | 1900-06-14 | 1900-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-12-14 | 1904-06-14 | 1904-12-14 | $7700.00 | Window Closed / Lapsed |