Patent US3339992A successfully refreshed from Google Patents.
US3339992A
Expired / Lapsed
US
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Isolator method and apparatus
Assignee: Snyder Manufacturing Co Inc
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Filing: 1964-08-27
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Granted: 1967-09-05
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Expires: 1984-08-27
Abstract
No abstract record available.
Inventors
- 👤 Philip C Trexler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:14
CPC Classifications
A; A61; A61G; A61G10/00; A61G10/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
IN AN ISOLATOR STRUCTURE HAVING AN ENCLOSURE INCLUDING A PORT DEFINING MEMBER, A CLOSURE MEMBER SEALABLE TO SAID PORT MEMBER, SAID CLOSURE MEMBER INCLUDING A SEVERABLE MEMBRANE, ANOTHER ENCLOSURE POSITIONABLE ADJACENT THE FIRST MENTIONED ENCLOSURE AND HAVING AN OPENING, MEANS INCLUDING A SECOND SEVERABLE MEMBRANE CLOSING SAID OPENING, MEANS FOR SECURING SAID MEMBRANES IN ADJACENT OPPOSING RELATIONSHIP AND FOR PROVIDING AN ANNULAR SEAL AROUND A SPACE BETWEEN SAID MEMBRANES, AND SAID MEMBRANES BEING SEVERABLE FOR PERMITTING ACCESS BETWEEN SAID ENCLOSURES WHILE MAINTAINING SAID ENCLOSURES SEALED FROM THE SURROUNDING ATMOSPHERE.
Claim 2
Dependent Claim
89 words
IN AN ISOLATOR STRUCTURE HAVING AN ENCLOSURE INCLUDING A PORT DEFINING MEMBER, A CLOSURE MEMBER SEALABLE TO SAID PORT MEMBER, SAID CLOSURE MEMBER INCLUDING A SEVERABLE MEMBRANE, ANOTHER ENCLOSURE POSITIONABLE ADJACENT THE FIRST MENTIONED ENCLOSURE AND HAVING AN OPENING, MEANS INCLUDING A SECOND SEVERABLE MEMBRANE CLOSING SAID OPENING, MEANS FOR SECURING SAID MEMBRANES IN ADJACENT OPPOSING RELATIONSHIP AND FOR PROVIDING AN ANNULAR SEAL AROUND A SPACE BETWEEN SAID MEMBRANES, AND SAID MEMBRANES BEING SEVERABLE FOR PERMITTING ACCESS BETWEEN SAID ENCLOSURES WHILE MAINTAINING SAID ENCLOSURES SEALED FROM THE SURROUNDING ATMOSPHERE.
References Cited (Backward Citations)
US3051164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |