Patent US3385510A successfully refreshed from Google Patents.
US3385510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Miniature motor driven air blower
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1966-07-29
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Granted: 1968-05-28
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Expires: 1986-07-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward F Hollander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:39
CPC Classifications
F; F04; F04D; F04D25/00; F04D25/02; F04D25/06; F04D25/0606; F04D25/0613; F04D25/062; H; H02; H02K; H02K5/00; H02K5/04; H02K5/16; H02K5/173; H02K5/1737
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US918600A
Cited
US2571267A
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US2772046A
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US2776088A
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US2854188A
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US3214224A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |