US2463383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine work stand
Assignee: Whiting Corp
•
Filing: 1944-01-14
•
Granted: 1949-03-01
•
Expires: 1964-01-14
Abstract
No abstract record available.
Inventors
- 👤 Evert C Hokanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:14
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/0007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US799837A
Cited
US999982A
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US1131027A
Cited
US1431939A
Cited
US1783187A
Cited
US1905307A
Cited
US2329613A
Cited
US2409468A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |