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US2858667A
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Water cooled exhaust manifold
Assignee: Studebaker Packard Corp
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Filing: 1954-01-05
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Granted: 1958-11-04
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Expires: 1974-01-05
Abstract
No abstract record available.
Inventors
- 👤 Norman W Reske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:05
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/18; F01N13/1805; F01N3/00; F01N3/02; F01N3/04; F01N3/043; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S123/00; Y10S123/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2125703A
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US2251604A
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US2423602A
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US2446631A
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US2551307A
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US2543839A
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FR1017738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |