Patent US3504986A successfully refreshed from Google Patents.
US3504986A
Expired / Lapsed
US
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Wide range inducer
Assignee: Bendix Corp
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Filing: 1968-03-12
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Granted: 1970-04-07
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Expires: 1988-03-12
Abstract
No abstract record available.
Inventors
- 👤 Clive Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:24
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/18; F04D29/22; F04D29/2261; F04D29/2277; F04D15/00; F04D15/0005; F04D15/0011
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1111498A
Cited
US2398619A
Cited
GB605032A
Cited
GB611447A
Cited
US2786420A
Cited
US2865297A
Cited
US2874642A
Cited
US3070025A
Cited
US3106165A
Cited
US3163119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-06 | 1973-10-06 | 1974-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-06 | 1977-10-06 | 1978-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-06 | 1981-10-06 | 1982-04-07 | $7700.00 | Window Closed / Lapsed |