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US369527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Topher
Assignee: —
•
Filing: —
•
Granted: 1887-09-06
•
Expires: 1904-09-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:34
CPC Classifications
B; B61; B61J; B61J1/00; B61J1/02; B61J1/04
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) | 1890-09-05 | 1891-03-07 | 1891-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1894-09-05 | 1895-03-07 | 1895-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1898-09-05 | 1899-03-07 | 1899-09-06 | $7700.00 | Window Closed / Lapsed |