US2978119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick deflating means for pneumatic dunnage
Assignee: Individual
•
Filing: 1959-09-03
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Granted: 1961-04-04
•
Expires: 1979-09-03
Abstract
No abstract record available.
Inventors
- 👤 Walton W Cushman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:28
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/004; B60; B60P; B60P7/00; B60P7/06; B60P7/16; B60P7/18; B61; B61D; B61D45/00; B61D45/008; B63; B63B; B63B25/00; B63B25/24; B65D2590/00; B65D2590/0041; B65D2590/005; Y; Y10; Y10S; Y10S297/00; Y10S297/08; Y10T; Y10T137/00; Y10T137/3584
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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |