US2227144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lifting means for automobile hoods
Assignee: Chicago Forging and Manufacturing Co
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Filing: 1939-05-18
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Granted: 1940-12-31
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Expires: 1959-05-18
Abstract
No abstract record available.
Inventors
- 👤 Walter H Krause
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:16
CPC Classifications
E; E05; E05B; E05B83/00; E05B83/16; E05B83/24; E05C; E05C3/00; E05C3/12; E05C3/16; E05C3/22; E05C3/40; Y; Y10; Y10S; Y10S292/00; Y10S292/14; Y10T; Y10T292/00; Y10T292/03; Y10T292/08; Y10T292/0801; Y10T292/081; Y10T292/0911; Y10T292/0926; Y10T292/0928; Y10T292/0934; Y10T292/68; Y10T292/705; Y10T292/707
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) | 1943-12-31 | 1944-07-01 | 1944-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-31 | 1948-07-01 | 1948-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-31 | 1952-07-01 | 1952-12-31 | $7700.00 | Window Closed / Lapsed |