US2782765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air cylinder
Assignee: ROBINSON PRODUCTS Inc
•
Filing: 1954-07-28
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Granted: 1957-02-26
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Expires: 1974-07-28
Abstract
No abstract record available.
Inventors
- 👤 Herbert M Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:36
CPC Classifications
B; B30; B30B; B30B1/00; B30B1/02; B30B1/08; B60; B60T; B60T17/00; B60T17/08; B60T17/081; F; F15; F15B; F15B15/00; F15B15/20; F15B15/22; F15B15/226
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) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |