US2866726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cleaning electrical equipment
Assignee: Individual
•
Filing: 1954-01-04
•
Granted: 1958-12-30
•
Expires: 1974-01-04
Abstract
No abstract record available.
Inventors
- 👤 Vance Donald William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:08
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/02; C23G5/028; C23G5/02806
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A PROCESS FOR CLEANING ELECTRICAL EQUIPMENT HAVING A ROTATING PART COMPRISING SUBMERGING THE EQUIPMENT IN AN ELECTRICALLY NON-CONDUCTIVE CLEANING COMPOSTION AND OPERATING THE EQUIPMENT SO AS TO CAUSE SAID PART TO ROTATE.
Claim 2
Dependent Claim
32 words
A PROCESS FOR CLEANING ELECTRICAL EQUIPMENT HAVING A ROTATING PART COMPRISING SUBMERGING THE EQUIPMENT IN AN ELECTRICALLY NON-CONDUCTIVE CLEANING COMPOSTION AND OPERATING THE EQUIPMENT SO AS TO CAUSE SAID PART TO ROTATE.
References Cited (Backward Citations)
US2542491A
Cited
US2620812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |