US2641813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quickly releasable connecting device
Assignee: Irving Air Chute Co Inc
•
Filing: 1950-09-27
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Granted: 1953-06-16
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Expires: 1970-09-27
Abstract
No abstract record available.
Inventors
- 👤 Loxham John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:29
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/22; B64D17/30; B64D17/32; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/31; Y10S24/35; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/4501; Y10T24/45225; Y10T24/45602; Y10T24/45607; Y10T24/45613; Y10T24/45618
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1176632A
Cited
FR571760A
Cited
US1899656A
Cited
GB508243A
Cited
US2430341A
Cited
US2404909A
Cited
US2516236A
Cited
US2546689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |