US2089173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power brake means for automotive vehicles
Assignee: AIRDRAULIC BRAKE CONTROL Corp
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Filing: 1935-04-15
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Granted: 1937-08-10
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Expires: 1955-04-15
Abstract
No abstract record available.
Inventors
- 👤 Jesse B Brown
- 👤 Carl R Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:56
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/08; B60T17/081; B60T13/00; B60T13/10; B60T13/58; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18168; Y10T74/18992; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20588; Y10T74/20594
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-08-09 | 1941-02-08 | 1941-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-09 | 1945-02-08 | 1945-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-09 | 1949-02-08 | 1949-08-10 | $7700.00 | Window Closed / Lapsed |