US3155133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible containers and process for their manufacture
Assignee: Hutchinson Compagnie National du Cautchouc
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Filing: 1959-11-20
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Granted: 1964-11-03
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Expires: 1979-11-20
Abstract
No abstract record available.
Inventors
- 👤 Yves Timothee Villemon Clerger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:48
CPC Classifications
B; B65; B65D; B65D11/00; B65D11/02; B65D11/06; B29; B29D; B29D22/00; B29D22/003; B65D37/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A FLEXIBLE CONTAINER HAVING AN AXIS AND COMPRISING TWO COAXIAL WHOLLY RIGID END MEMBERS, EACH END MEMBER HAVING AN OUTER FACE INCLUDING A CYLINDRICAL PORTION, A FLEXIBLE TUBULAR FABRIC BODY COAXIAL WITH THE END MEMBERS AND HAVING AN INNER FACE INCLUDING ANNULAR END PORTIONS WHICH ENCOMPASS SAID CYLINDRICAL PORTIONS OF THE END MEMBERS, AND A CONTINUOUS INTEGRAL LAYER OF RUBBER COEXTENSIVE WITH AND ADHERED TO THE INNER FACE OF THE BODY AND COEXTENSIVE WITH AND ADHERED TO AT LEAST A PART OF THE OUTER FACES OF THE END MEMBERS, WHEREBY THE RUBBER LAYER FORMS BETWEEN THE END MEMBERS AND BODY A PERFECTLY SEALED JOINT WHICH IS HIGHLY RESISTANT TO PRESSURE INSIDE THE CONTAINER.
Claim 2
Dependent Claim
113 words
A FLEXIBLE CONTAINER HAVING AN AXIS AND COMPRISING TWO COAXIAL WHOLLY RIGID END MEMBERS, EACH END MEMBER HAVING AN OUTER FACE INCLUDING A CYLINDRICAL PORTION, A FLEXIBLE TUBULAR FABRIC BODY COAXIAL WITH THE END MEMBERS AND HAVING AN INNER FACE INCLUDING ANNULAR END PORTIONS WHICH ENCOMPASS SAID CYLINDRICAL PORTIONS OF THE END MEMBERS, AND A CONTINUOUS INTEGRAL LAYER OF RUBBER COEXTENSIVE WITH AND ADHERED TO THE INNER FACE OF THE BODY AND COEXTENSIVE WITH AND ADHERED TO AT LEAST A PART OF THE OUTER FACES OF THE END MEMBERS, WHEREBY THE RUBBER LAYER FORMS BETWEEN THE END MEMBERS AND BODY A PERFECTLY SEALED JOINT WHICH IS HIGHLY RESISTANT TO PRESSURE INSIDE THE CONTAINER.
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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) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |