US3198972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine
Assignee: Motors Liquidation Co
•
Filing: 1961-08-03
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Granted: 1965-08-03
•
Expires: 1981-08-03
Abstract
No abstract record available.
Inventors
- 👤 Robert L Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:34
CPC Classifications
H; H02; H02K; H02K11/00; H02K11/04; H02K11/049; H02K11/05; Y; Y10; Y10S; Y10S257/00; Y10S257/909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
IN COMBINATION, AN ALTERNATING CURRENT GENERATOR HAVING AN OUTPUT WINDING, A HEAT SINK MEMBER FORMED OF METAL MATERIAL SUPPORTED BY SAID GENERATOR, AN OPENING IN SAID HEAT SINK MEMBER, A SEMI-CONDUCTOR DIODE POSITIONED IN SAID OPENING, RIB MEANS PROJECTING FROM AN
Claim 2
Dependent Claim
41 words
IN COMBINATION, AN ALTERNATING CURRENT GENERATOR HAVING AN OUTPUT WINDING, A HEAT SINK MEMBER FORMED OF METAL MATERIAL SUPPORTED BY SAID GENERATOR, AN OPENING IN SAID HEAT SINK MEMBER, A SEMI-CONDUCTOR DIODE POSITIONED IN SAID OPENING, RIB MEANS PROJECTING FROM AN
References Cited (Backward Citations)
US2984774A
Cited
US3011105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |