Patent EP0031985A1 successfully refreshed from Google Patents.
US3513084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant producing system
Assignee: Stoody Co
•
Filing: 1968-06-28
•
Granted: 1970-05-19
•
Expires: 1988-06-28
Abstract
No abstract record available.
Inventors
- 👤 Ernest J Breton
- 👤 Curtis B Cameron
- 👤 Robert E Murvine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:46
CPC Classifications
C; C22; C22C; C22C19/00; C22C28/00; C22C29/00; C22C29/18; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2239501A
Cited
US2673175A
Cited
US2238864A
Cited
US3217834A
Cited
US3283029A
Cited
US3194759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |