US3779401B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US3779401B1 - - Google Patents
Assignee: Festo Corp
•
Filing: 1972-02-17
•
Granted: 1988-10-25
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Expires: 1992-02-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:32
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/08; F15B15/084; F15B15/086; B; B65; B65G; B65G35/00; B65G54/00; B65G54/02; B65G54/025; Y; Y10; Y10S; Y10S91/00; Y10S91/04
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) | 1991-10-25 | 1992-04-25 | 1992-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-10-25 | 1996-04-25 | 1996-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-10-25 | 2000-04-25 | 2000-10-25 | $7700.00 | Window Closed / Lapsed |