Patent US3048991A successfully refreshed from Google Patents.
US1002822A
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Pneumatic cushioning device.
Assignee: Individual
•
Filing: 1909-10-23
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Granted: 1911-09-12
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Expires: 1929-10-23
Abstract
No abstract record available.
Inventors
- 👤 Irving Cowles
- 👤 Ernest H Macdowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:26
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/43; B; B60; B60G; B60G2500/00; B60G2500/20; B60G2500/201; B60G2500/2014; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7847; Y10T137/7849; Y10T137/8593; Y10T137/87265; Y10T137/87555
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) | 1914-09-11 | 1915-03-13 | 1915-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-09-11 | 1919-03-13 | 1919-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-09-11 | 1923-03-13 | 1923-09-12 | $7700.00 | Window Closed / Lapsed |