US751058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
ckacknell
Assignee: —
•
Filing: —
•
Granted: 1904-02-02
•
Expires: 1921-02-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:42
CPC Classifications
F; F28; F28F; F28F9/00; B; B01; B01D; B01D1/00; B01D1/30; B01D1/305; C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; F25; F25B; F25B33/00; F28D; F28D3/00; F28D3/02; F28D3/04; F28D7/00; F28D7/0066; F28D7/0083; F28D7/0091; F28D7/08; F28D7/082; F25B15/00; F25B15/02; F25B15/04; F28D21/00; F28D2021/0019; F28D2021/0068; F28D2021/007; F28F2275/00; F28F2275/20; F28F2275/205; F28F9/02; F28F9/04; F28F9/06; F28F9/10; F28F9/16; F28F9/18
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) | 1907-02-01 | 1907-08-03 | 1908-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-02-01 | 1911-08-03 | 1912-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-02-01 | 1915-08-03 | 1916-02-02 | $7700.00 | Window Closed / Lapsed |