US2809723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parking brake
Assignee: INSLEY Manufacturing CORP
•
Filing: 1955-02-23
•
Granted: 1957-10-15
•
Expires: 1975-02-23
Abstract
No abstract record available.
Inventors
- 👤 James B Howze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:56
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/24; B60T13/26; B60T13/261; B60T17/00; B60T17/08; B60T17/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US512790A
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US1524426A
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US2211890A
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US2282615A
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US2409908A
Cited
US2754805A
Cited
US2726738A
Cited
US2757763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |