US2534045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Journal bearing lubricator
Assignee: Individual
•
Filing: 1947-01-23
•
Granted: 1950-12-12
•
Expires: 1967-01-23
Abstract
No abstract record available.
Inventors
- 👤 George H Massy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:24
CPC Classifications
B; B61; B61F; B61F17/00; B61F17/02; B61F17/04; B61F17/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US149273A
Cited
US322625A
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US1265198A
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US1337201A
Cited
US1510377A
Cited
US1678294A
Cited
US1766387A
Cited
US2138971A
Cited
US2350245A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |