US3262879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating grease composition for missile systems
Assignee: Individual
•
Filing: 1963-10-15
•
Granted: 1966-07-26
•
Expires: 1983-10-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Messina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:10
CPC Classifications
C; C10; C10M; C10M7/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/042; C10M2201/10; C10M2201/105; C10M2211/00; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10N; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
AN IMPROVED GREASE-TYPE LUBRICANT COMPRISING A MIXTURE OF MIXED PERFLUOROTRIALKYLAMINES, THE ALKYL GROUPS THEREOF CONTAINING FROM 4 TO 6 CARBON ATOMS, WITH A THICKNER SELECTED FROM THE GROUP CONSISTING OF TETRAFLUOROETHYLENE POLMERS HAVING A MOLECULAR WEIGHT IN THE RANGE OF 2,000 TO 30,000, GRAPHITE, AND SILCIA.
Claim 2
Dependent Claim
46 words
AN IMPROVED GREASE-TYPE LUBRICANT COMPRISING A MIXTURE OF MIXED PERFLUOROTRIALKYLAMINES, THE ALKYL GROUPS THEREOF CONTAINING FROM 4 TO 6 CARBON ATOMS, WITH A THICKNER SELECTED FROM THE GROUP CONSISTING OF TETRAFLUOROETHYLENE POLMERS HAVING A MOLECULAR WEIGHT IN THE RANGE OF 2,000 TO 30,000, GRAPHITE, AND SILCIA.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |