US2457930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure operated device for inserting cushion pads
Assignee: Consolidated Vultee Aircraft Corp
•
Filing: 1944-07-17
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Granted: 1949-01-04
•
Expires: 1964-07-17
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:54
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/16; B21J15/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49936; Y10T29/53; Y10T29/53657; Y10T29/53796; Y10T29/5383
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US864226A
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FR809915A
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US2274091A
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US2281476A
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US2365147A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-04 | 1952-07-05 | 1953-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-04 | 1956-07-05 | 1957-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-04 | 1960-07-05 | 1961-01-04 | $7700.00 | Window Closed / Lapsed |