US3309775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vernier tool
Assignee: Individual
•
Filing: 1964-05-06
•
Granted: 1967-03-21
•
Expires: 1984-05-06
Abstract
No abstract record available.
Inventors
- 👤 Le Roy R Vieregge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:59
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US827239A
Cited
FR435511A
Cited
FR475353A
Cited
US2087666A
Cited
GB565544A
Cited
CH252557A
Cited
AT167267B
Cited
US2957247A
Cited
GB850564A
Cited
US3101550A
Cited
FR1282392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |