US3027472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic coupling arrangement
Assignee: Westinghouse Electric Corp
•
Filing: 1958-04-11
•
Granted: 1962-03-27
•
Expires: 1978-04-11
Abstract
No abstract record available.
Inventors
- 👤 Charles S Galtz
- 👤 Dikran A Guerdan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:01
CPC Classifications
H; H02; H02K; H02K49/00; H02K49/10; H02K49/104; H02K49/106; H02K5/00; H02K5/04; H02K5/12; H02K5/128
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH65594A
Cited
US1911960A
Cited
DE757874C
Cited
US2334153A
Cited
FR984344A
Cited
US2705762A
Cited
US2779885A
Cited
US2774896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |