US3588149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum or pressure coupling devices
Assignee: TE Connectivity Corp
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Filing: 1969-08-13
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Granted: 1971-06-28
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Expires: 1989-08-13
Abstract
Abstract A VACUUM OR PRESSURE COUPLING DEVICE COMPRISES MATEABLE BODY MEMBERS EACH PROVIDED WITH MEANS FOR CONNECTION TO TUBULAR MEMBERS AND EACH PROVIDED WITH MEANS FOR MAINTAINING THE BODY MEMBERS IN ENGAGEMENT, ONE OF THE BODY MEMBERS BEING PROVIDED WITH A STIFFLY FLEXIBLE SEALING MEMBER WHICH IS SEALINGLY AND TELESCOPICALLY MATEABLE WITH A SECTION OF ANOTHER OF THE BODY MEMBERS.
Inventors
- 👤 Henry William Demler Sr
- 👤 Edward Landis Weist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:17
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/084; F16L37/098; F16L37/56; Y; Y10; Y10S; Y10S285/00; Y10S285/921
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |