Patent US2497784A successfully refreshed from Google Patents.
Patent US587486A successfully refreshed from Google Patents.
US587486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Albert s
Assignee: —
•
Filing: —
•
Granted: 1897-08-03
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Expires: 1914-08-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:05
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/04; B60K15/0406; B65; B65D; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092
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) | 1900-08-03 | 1901-02-02 | 1901-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1904-08-03 | 1905-02-02 | 1905-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1908-08-03 | 1909-02-02 | 1909-08-04 | $7700.00 | Window Closed / Lapsed |