US2598828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Track link
Assignee: Oliver Corp Japan
•
Filing: 1949-11-09
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Granted: 1952-06-03
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Expires: 1969-11-09
Abstract
No abstract record available.
Inventors
- 👤 Alva W Phelps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:21
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/20; B62D55/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1396701A
Cited
US1450471A
Cited
US1486377A
Cited
US1487416A
Cited
US1446292A
Cited
US2332715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |