US2830843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Escape sash release mechanism for vehicles
Assignee: OM Edwards Co Inc
•
Filing: 1953-12-21
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Granted: 1958-04-15
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Expires: 1973-12-21
Abstract
No abstract record available.
Inventors
- 👤 Hugo W Seaburg
- 👤 George H Goodemote
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:59
CPC Classifications
B; B60; B60J; B60J9/00; B60J9/02; Y; Y10; Y10S; Y10S292/00; Y10S292/20; Y10S292/65; Y10S292/72; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0822; Y10T292/0848; Y10T292/0849; Y10T292/1039; Y10T292/1041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |