US788742A
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Assignee: Individual
•
Filing: 1904-04-14
•
Granted: 1905-05-02
•
Expires: 1924-04-14
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Weston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:21
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/001; C02F1/003; B; B01; B01D; B01D24/00; B01D24/02; B01D24/10; C02F2307/00; C02F2307/06
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) | 1908-05-01 | 1908-10-31 | 1909-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-05-01 | 1912-10-31 | 1913-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-05-01 | 1916-10-31 | 1917-05-02 | $7700.00 | Window Closed / Lapsed |