US2055873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beverage filter
Assignee: F W MANNING Co Ltd
•
Filing: 1934-09-18
•
Granted: 1936-09-29
•
Expires: 1954-09-18
Abstract
No abstract record available.
Inventors
- 👤 Fred W Manning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:28
CPC Classifications
C; C12; C12H; C12H1/00; C12H1/02; C12H1/06; C12H1/063; A; A23; A23B; A23B70/00; A23L; A23L2/00; A23L2/70; A23L2/72; B; B01; B01D; B01D2201/00; B01D2201/20; B01D2201/204; B01D2201/206
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1939-09-29 | 1940-03-30 | 1940-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-09-29 | 1944-03-30 | 1944-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-09-29 | 1948-03-30 | 1948-09-29 | $7700.00 | Window Closed / Lapsed |