US3024629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phase changing devices
Assignee: Individual
•
Filing: 1959-05-13
•
Granted: 1962-03-13
•
Expires: 1979-05-13
Abstract
No abstract record available.
Inventors
- 👤 Nicholas M Raskhodoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:50
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/12; F16D3/00; F16D3/50; F16D3/72; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7018; Y10T403/7041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US628060A
Cited
US892623A
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US1138799A
Cited
US1471143A
Cited
GB192295A
Cited
GB208875A
Cited
US1518109A
Cited
US1691408A
Cited
US2469570A
Cited
US2870617A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |