US2712460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant seal
Assignee: Saywell Associates
•
Filing: 1950-10-16
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Granted: 1955-07-05
•
Expires: 1970-10-16
Abstract
No abstract record available.
Inventors
- 👤 Lawrence G Saywell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:01
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/784; F16C33/7843; F16C33/7853; F16C33/7856; F16C19/00; F16C19/02; F16C19/04; F16C19/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US734140A
Cited
US1891706A
Cited
US2245474A
Cited
US2202770A
Cited
US2428041A
Cited
US2467049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-04 | 1959-01-03 | 1959-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-04 | 1963-01-03 | 1963-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-04 | 1967-01-03 | 1967-07-05 | $7700.00 | Window Closed / Lapsed |