US3505271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casting resin lubrication
Assignee: Total Petrochemicals and Refining USA Inc
•
Filing: 1968-12-13
•
Granted: 1970-04-07
•
Expires: 1988-12-13
Abstract
No abstract record available.
Inventors
- 👤 Rene Paul Brown
- 👤 Paul Derald Meek
- 👤 Robert Harris Dyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:27
CPC Classifications
C; C08; C08L; C08L25/00; C08L25/02; C08L25/04; C08L25/06; C08F; C08F255/00; C08F255/08; C08F255/10; C08F279/00; C08F279/02; C08L51/00; C08L51/04; C08L57/00; C08L9/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-06 | 1973-10-06 | 1974-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-06 | 1977-10-06 | 1978-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-06 | 1981-10-06 | 1982-04-07 | $7700.00 | Window Closed / Lapsed |