Patent US2548010A successfully refreshed from Google Patents.
US2548010A
Expired / Lapsed
US
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Shaft measuring means
Assignee: Individual
•
Filing: 1945-12-15
•
Granted: 1951-04-10
•
Expires: 1965-12-15
Abstract
No abstract record available.
Inventors
- 👤 George E Frisz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:27
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/20; G01B5/213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US181809A
Cited
GB190306055A
Cited
US937662A
Cited
GB191306566A
Cited
US1398296A
Cited
FR708341A
Cited
GB487375A
Cited
US2165881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |