Patent US1298302A successfully refreshed from Google Patents.
Patent US2925624A successfully refreshed from Google Patents.
US2925624A
Expired / Lapsed
US
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Method of uniting telescoped tubes with a swelling agent
Assignee: Individual
•
Filing: 1953-08-25
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Granted: 1960-02-23
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Expires: 1973-08-25
Abstract
No abstract record available.
Inventors
- 👤 William F Stahl
- 👤 Jr Hugh T Blair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:16
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/66; B29C65/48; B29C65/4895; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/50; B29C66/51; B29C66/52; B29C66/522; B29C66/5227; B29C66/52271; B29C66/52272; B29C66/80; B29C66/82; B29C66/826; B29C66/8264; B29C66/70; B29C66/71; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29L; B29L2009/00; B29L2023/00; B29L2023/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A METHOD FOR UNITING TWO MEMBERS, AT LEAST ONE OF WHICH IS FORMED OF A PLASTIC MATERIAL CAPABLE OF PERMANENTLY SWELLING INTO A CONDITION OF INCREASED VOLUME UPON TREATMENT WITH AN APPROPRIATE SWELLING AGENT, COMPRISING THE STEPS OF PROVIDING AN INNER AND AN OUTER MEMBER, POSITIONING SAID OUTER MEMBER UPON SAID INNER MEMBER, AND TREATING THE MEMBER FORMED OF PLASTIC WITH AN AGENT CAPABLE OF PERMANENTLY SWELLING THE SAME TO ANCHOR SAID INNER AND OUTER MEMBERS SECURELY TOGETHER.
Claim 2
Dependent Claim
79 words
IN A METHOD FOR UNITING TWO MEMBERS, AT LEAST ONE OF WHICH IS FORMED OF A PLASTIC MATERIAL CAPABLE OF PERMANENTLY SWELLING INTO A CONDITION OF INCREASED VOLUME UPON TREATMENT WITH AN APPROPRIATE SWELLING AGENT, COMPRISING THE STEPS OF PROVIDING AN INNER AND AN OUTER MEMBER, POSITIONING SAID OUTER MEMBER UPON SAID INNER MEMBER, AND TREATING THE MEMBER FORMED OF PLASTIC WITH AN AGENT CAPABLE OF PERMANENTLY SWELLING THE SAME TO ANCHOR SAID INNER AND OUTER MEMBERS SECURELY TOGETHER.
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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) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |