US2886120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle air flow system for increasing motor efficiency and settling road debris
Assignee: L L MCCURDY
•
Filing: 1955-09-26
•
Granted: 1959-05-12
•
Expires: 1975-09-26
Abstract
No abstract record available.
Inventors
- 👤 Percy C Broell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 21:42
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US732710A
Cited
GB190320297A
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GB190626078A
Cited
US880739A
Cited
GB190822052A
Cited
FR517514A
Cited
US1447004A
Cited
FR561191A
Cited
US1867802A
Cited
US2231586A
Cited
FR1010818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |