US1041533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined settler and filter.
Assignee: Individual
•
Filing: 1911-08-12
•
Granted: 1912-10-15
•
Expires: 1931-08-12
Abstract
No abstract record available.
Inventors
- 👤 Emanuel Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:20
CPC Classifications
B; B01; B01D; B01D36/00; B01D36/04; B01D21/00; B01D21/24; B01D21/2427; B01D21/2444; B01D21/245; B01D21/2483; B01D29/00; B01D29/01; B01D29/05; B01D29/07
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) | 1915-10-15 | 1916-04-15 | 1916-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-10-15 | 1920-04-15 | 1920-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-10-15 | 1924-04-15 | 1924-10-15 | $7700.00 | Window Closed / Lapsed |