US3460990A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for cleaning objects with solvent
Assignee: DONALD J BARDAY
•
Filing: 1967-03-07
•
Granted: 1969-08-12
•
Expires: 1987-03-07
Abstract
No abstract record available.
Inventors
- 👤 Donald J Barday
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:45
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/007; B01D1/00; B01D1/02; B01D1/16; C; C23; C23G; C23G5/00; C23G5/02; C23G5/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1892652A
Cited
US2220125A
Cited
US2265762A
Cited
US2755208A
Cited
US3074417A
Cited
US2896640A
Cited
US2949119A
Cited
US3030913A
Cited
US3070463A
Cited
US3106927A
Cited
US3106928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |