Patent US2686608A successfully refreshed from Google Patents.
US2686608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease guard
Assignee: Individual
•
Filing: 1950-08-22
•
Granted: 1954-08-17
•
Expires: 1970-08-22
Abstract
No abstract record available.
Inventors
- 👤 Rock Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:15
CPC Classifications
A; A47; A47J; A47J36/00; A47J36/06; A47J36/064
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US497162A
Cited
US740723A
Cited
US1879950A
Cited
US2004098A
Cited
US2225389A
Cited
US2291753A
Cited
US2198158A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |