Patent US3175514A successfully refreshed from Google Patents.
Patent US2753213A successfully refreshed from Google Patents.
US2753213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid mixing and spraying apparatus
Assignee: Individual
•
Filing: 1953-11-25
•
Granted: 1956-07-03
•
Expires: 1973-11-25
Abstract
No abstract record available.
Inventors
- 👤 William V Offutt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:02
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/04; A01C23/042; B; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/316; B05; B05B; B05B7/00; B05B7/24; B05B7/2402; B05B7/244; B05B7/2448
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2230201A
Cited
US2260603A
Cited
US2381589A
Cited
US2376563A
Cited
US2536361A
Cited
US2608439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-03 | 1960-01-02 | 1960-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-03 | 1964-01-02 | 1964-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-03 | 1968-01-02 | 1968-07-03 | $7700.00 | Window Closed / Lapsed |