US598059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-lam p
Assignee: —
•
Filing: —
•
Granted: 1898-01-25
•
Expires: 1915-01-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:31
CPC Classifications
F; F23; F23L; F23L15/00; F23L15/02; F23D; F23D14/00; F23D14/46; F23D14/66; Y; Y02; Y02E; Y02E20/00; Y02E20/34
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) | 1901-01-25 | 1901-07-27 | 1902-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1905-01-25 | 1905-07-27 | 1906-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1909-01-25 | 1909-07-27 | 1910-01-26 | $7700.00 | Window Closed / Lapsed |