US3265059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isolator assembly
Assignee: Matthews Research Inc
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Filing: 1962-02-21
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Granted: 1966-08-09
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Expires: 1982-02-21
Abstract
No abstract record available.
Inventors
- 👤 Frank E Matthews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:21
CPC Classifications
B; B25; B25J; B25J21/00; B25J21/02; A; A61; A61G; A61G10/00; A61G10/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
AN ENCLOSED WORKING AREA ASSEMBLY COMPRISING: A WORKING AREA SURFACE HAVING A PREDETERMINED LONGITUDINAL AND LATERAL EXTENT, SUPPORTING MEANS EXTENDING BENEATH SAID SURFACE WHILE ENGAGING AND MAINTAINING SAID SURFACE IN A RAISED POSITION, SAID SUPPORTING MEANS EXTENDING LONGITUDINALLY BEYOND SAID SURFACE TO PROVIDE AN UNOBSTRUCTED AREA BENEATH SAID SURFACE, A RIGID FRAME HAVING A FRAME MEMBER EXTENDING ABOVE AND SUBSTANTIALLY PARALLLEL TO SAID SURFACE, A FLEXIBLE FILM ENCLOSURE SLIDABLY SECURED ALONG SAID FRAME MEMBER AND HANGING FREELY ALONGSIDE AND EXTENDING CONTINUOUSLY AROUND AND OUT OF CONTACT WITH SAID WORKING AREA SURFACE FORMING A CLOSED LOOP CONTAINING AND CONTINUOUSLY SURROUNDING SAID WORKING AREA SURFACE, SAID ENCLOSURE BEING AT LEAST TWICE THE LONGITUDINAL EXTENT OF SAID SURFACE AND DRAPING LOOSELY LATERALLY AND BELOW SAID SURFACE IN THE FORM OF FOLDS, ACCESS MEANS IN SAID ENCLOSURE, SAID ACCESS MEANS LOCATED LONGITUDINALLY BETWEEN THE ENDS OF SAID WORKING AREA SURFACE AND PERMITTING WORKING ACCESS TO THE ENTIRE LONGITUDINAL AND
Claim 2
Dependent Claim
155 words
AN ENCLOSED WORKING AREA ASSEMBLY COMPRISING: A WORKING AREA SURFACE HAVING A PREDETERMINED LONGITUDINAL AND LATERAL EXTENT, SUPPORTING MEANS EXTENDING BENEATH SAID SURFACE WHILE ENGAGING AND MAINTAINING SAID SURFACE IN A RAISED POSITION, SAID SUPPORTING MEANS EXTENDING LONGITUDINALLY BEYOND SAID SURFACE TO PROVIDE AN UNOBSTRUCTED AREA BENEATH SAID SURFACE, A RIGID FRAME HAVING A FRAME MEMBER EXTENDING ABOVE AND SUBSTANTIALLY PARALLLEL TO SAID SURFACE, A FLEXIBLE FILM ENCLOSURE SLIDABLY SECURED ALONG SAID FRAME MEMBER AND HANGING FREELY ALONGSIDE AND EXTENDING CONTINUOUSLY AROUND AND OUT OF CONTACT WITH SAID WORKING AREA SURFACE FORMING A CLOSED LOOP CONTAINING AND CONTINUOUSLY SURROUNDING SAID WORKING AREA SURFACE, SAID ENCLOSURE BEING AT LEAST TWICE THE LONGITUDINAL EXTENT OF SAID SURFACE AND DRAPING LOOSELY LATERALLY AND BELOW SAID SURFACE IN THE FORM OF FOLDS, ACCESS MEANS IN SAID ENCLOSURE, SAID ACCESS MEANS LOCATED LONGITUDINALLY BETWEEN THE ENDS OF SAID WORKING AREA SURFACE AND PERMITTING WORKING ACCESS TO THE ENTIRE LONGITUDINAL AND
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |