US3508933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile polish
Assignee: Dow Silicones Corp
•
Filing: 1967-02-20
•
Granted: 1970-04-28
•
Expires: 1987-02-20
Abstract
No abstract record available.
Inventors
- 👤 Gerald P Yates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:20
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/08; C09G1/10; C09G1/12; Y; Y10; Y10S; Y10S524/00; Y10S524/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2803610A
Cited
US2947771A
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US2902376A
Cited
US3045036A
Cited
US3110601A
Cited
US3329520A
Cited
US3175921A
Cited
US3341338A
Cited
US3306869A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |