US2914133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outboard motor air intake
Assignee: Individual
•
Filing: 1955-04-28
•
Granted: 1959-11-24
•
Expires: 1975-04-28
Abstract
No abstract record available.
Inventors
- 👤 Howard R Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:50
CPC Classifications
B; B63; B63H; B63H21/00; B63H21/38; F; F02; F02M; F02M35/00; F02M35/12; F02M35/1205; F02M35/1211; F02M35/16; F02M35/165; F02M35/167; F02M35/168; F02B; F02B61/00; F02B61/04; F02B61/045; F02M35/10; F02M35/1015; F02M35/10196; F02M35/10242; F02M35/10262
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1607146A
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GB190190A
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US1597448A
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US2020903A
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FR817517A
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US2150768A
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US2361133A
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US2489585A
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US2773553A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |