US3117012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silver polish
Assignee: Drackett Co
•
Filing: 1961-02-01
•
Granted: 1964-01-07
•
Expires: 1981-02-01
Abstract
No abstract record available.
Inventors
- 👤 Mary E Aler
- 👤 Howard R Stopper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:02
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/12; C11D3/14; C11D3/16; C11D3/34; C11D3/349; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/16; C23F11/162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
AN IMPROVED SILVER POLISH FORMULATION CONSISTING ESSENTIALLY OF THE FOLLOWING MATERIALS IN SUBSTANTIALLY THE AMOUNTS STATED:
Claim 2
Dependent Claim
16 words
AN IMPROVED SILVER POLISH FORMULATION CONSISTING ESSENTIALLY OF THE FOLLOWING MATERIALS IN SUBSTANTIALLY THE AMOUNTS STATED:
References Cited (Backward Citations)
US2164810A
Cited
US2691593A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |