Patent US5019485A successfully refreshed from Google Patents.
US35527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sylvbstbe lewis
Assignee: —
•
Filing: —
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Granted: 1862-06-10
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Expires: 1879-06-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:16
CPC Classifications
C; C11; C11B; C11B3/00; C11B3/006; C10; C10M; C10M101/00; C10M101/04; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125
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) | 1865-06-09 | 1865-12-09 | 1866-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1869-06-09 | 1869-12-09 | 1870-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1873-06-09 | 1873-12-09 | 1874-06-10 | $7700.00 | Window Closed / Lapsed |