US3375699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease testing machine
Assignee: Sunoco Inc
•
Filing: 1965-10-15
•
Granted: 1968-04-02
•
Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Myrl A Lindeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:45
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/26; G01N33/28; G01N33/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1117187A
Cited
US2785566A
Cited
US3041869A
Cited
US3027749A
Cited
US3009351A
Cited
US3225587A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |