US1983566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-method cleaner
Assignee: CITIZENS TRUST Co OF TOLE
•
Filing: 1932-02-11
•
Granted: 1934-12-11
•
Expires: 1952-02-11
Abstract
No abstract record available.
Inventors
- 👤 Replogle Daniel Benson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:37
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/02; A47L9/04; A47L9/0405; A47L9/0411; A47L5/00; A47L5/12; A47L5/22; A47L5/24; A47L9/28; A47L9/2836; A47L9/2842; A47L9/2857; A47L9/2889
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) | 1937-12-10 | 1938-06-11 | 1938-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-12-10 | 1942-06-11 | 1942-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-12-10 | 1946-06-11 | 1946-12-11 | $7700.00 | Window Closed / Lapsed |