US3202061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid actuated displacement and positioning system
Assignee: Individual
•
Filing: 1962-07-09
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Granted: 1965-08-24
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Expires: 1982-07-09
Abstract
No abstract record available.
Inventors
- 👤 Lowell B Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:39
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/08; F15B15/10; F15B15/103; E; E05; E05F; E05F15/00; E05F15/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A FLUID ACTUATED DISPLACEMENT AND POSITIONING SYSTEM COMPRISING (A) A PAIR OF SUBSTANTIALLY RIGID ELONGATED MEMBERS IN JUXTAPOSITION, (B) GUIDE MEANS TO DIRECT RELATIVE MOVEMENT OF THE MEMMERS, (C) A CLOSED CHAMBER COMPRISING A PLURALITY OF CELLS HAVING FLEXIBLE WALLS EXTENDING BETWEEN AND ATTACHED TO ONE OF SAID MEMBERS, AND FREE OF THE OTHER MEMBER, SAID FLEXIBLE WALL BEING SO RELATED TO SAID MEMBERS AS TO EXERT A FORCE THEREON WHEN SAID CHAMBER IS SUBJECTED TO FLUID PRESSURE, AND
Claim 2
Dependent Claim
79 words
A FLUID ACTUATED DISPLACEMENT AND POSITIONING SYSTEM COMPRISING (A) A PAIR OF SUBSTANTIALLY RIGID ELONGATED MEMBERS IN JUXTAPOSITION, (B) GUIDE MEANS TO DIRECT RELATIVE MOVEMENT OF THE MEMMERS, (C) A CLOSED CHAMBER COMPRISING A PLURALITY OF CELLS HAVING FLEXIBLE WALLS EXTENDING BETWEEN AND ATTACHED TO ONE OF SAID MEMBERS, AND FREE OF THE OTHER MEMBER, SAID FLEXIBLE WALL BEING SO RELATED TO SAID MEMBERS AS TO EXERT A FORCE THEREON WHEN SAID CHAMBER IS SUBJECTED TO FLUID PRESSURE, AND
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |