Patent US2468191A successfully refreshed from Google Patents.
US2468191A
Expired / Lapsed
US
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Multiscale rule
Assignee: Individual
•
Filing: 1946-07-26
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Granted: 1949-04-26
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Expires: 1966-07-26
Abstract
No abstract record available.
Inventors
- 👤 Dixie L Fullilove
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:40
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/02; G01B3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US764937A
Cited
US1110195A
Cited
US1215663A
Cited
US1219836A
Cited
US2124051A
Cited
US2117335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-25 | 1952-10-25 | 1953-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-25 | 1956-10-25 | 1957-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-25 | 1960-10-25 | 1961-04-26 | $7700.00 | Window Closed / Lapsed |