Patent US2426962A successfully refreshed from Google Patents.
US2426962A
Expired / Lapsed
US
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Process for making measuring tapes
Assignee: Lufkin Rule Co
•
Filing: 1942-07-21
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Granted: 1947-09-02
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Expires: 1962-07-21
Abstract
No abstract record available.
Inventors
- 👤 Eugene J Witchger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:13
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/02; G; G01; G01B; G01B3/00; G01B3/10; G01B2003/1058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US584531A
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US2103119A
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US2125387A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-01 | 1951-03-03 | 1951-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-01 | 1955-03-03 | 1955-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-01 | 1959-03-03 | 1959-09-02 | $7700.00 | Window Closed / Lapsed |