US3534204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alternating current generator
Assignee: Robert Bosch GmbH
•
Filing: 1968-10-02
•
Granted: 1970-10-13
•
Expires: 1988-10-02
Abstract
No abstract record available.
Inventors
- 👤 Alfred Groezinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:54
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/46; H02K19/00; H02K19/16; H02K19/18; H02K19/20; H02K19/22; H02K19/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US239702A
Cited
US2937803A
Cited
US3261998A
Cited
US3435267A
Cited
US3418506A
Cited
US3428840A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |