Patent US5064218A successfully refreshed from Google Patents.
Patent US2597878A successfully refreshed from Google Patents.
US2597878A
Expired / Lapsed
US
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Mounting
Assignee: Individual
•
Filing: 1945-06-07
•
Granted: 1952-05-27
•
Expires: 1965-06-07
Abstract
No abstract record available.
Inventors
- 👤 Norman E Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:13
CPC Classifications
F; F16; F16F; F16F13/00; F16F13/04; F16F13/06; F16F13/08; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T403/453
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US576352A
Cited
FR385912A
Cited
FR620856A
Cited
US1900448A
Cited
CH143349A
Cited
US2275966A
Cited
US2443201A
Cited
US2382372A
Cited
US2502313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |