US2835235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intake manifold for internal combustion engines
Assignee: Daimler Benz AG
•
Filing: 1955-06-20
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Granted: 1958-05-20
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Expires: 1975-06-20
Abstract
No abstract record available.
Inventors
- 👤 Gassmann Johannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:22
CPC Classifications
F; F02; F02B; F02B27/00; F02B27/02; F02B27/0226; F02B27/0247; F02B27/0257; F02B27/0205; F02B27/0215; F02B27/0263; F02B27/0294; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1641527A
Cited
US1379327A
Cited
US1397482A
Cited
US1893502A
Cited
US2298745A
Cited
US2215281A
Cited
US2335437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |