US3144495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Containers and method of making
Assignee: Primerica Inc
•
Filing: 1960-09-15
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Granted: 1964-08-11
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Expires: 1980-09-15
Abstract
No abstract record available.
Inventors
- 👤 Makowski Alexander George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:16
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/14; B29C65/1429; B29C65/1432; B29C65/1445; B29C65/1448; B29C65/70; B29C66/00; B29C66/01; B29C66/03; B29C66/032; B29C66/0324; B29C66/05; B29C66/10; B29C66/13; B29C66/137; B29C66/32; B29C66/326; B29C66/50; B29C66/51; B29C66/54; B29C66/543; B29C66/5432; B29C66/545; B29C66/63; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B65; B65D; B65D11/00; B65D11/02; B29C65/78; B29C65/7841; B29C65/7847; B29L; B29L2031/00; B29L2031/712; B29L2031/717
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
A METHOD OF AFFIXING A THERMOPLASTIC END MEMBER TO AN UNSTEPPED TUBULAR BODY OF THERMOPLASTIC MATERIAL INCLUDING THE STEPS OF PROVIDING AN END MEMBER HAVING A RIM PORTION OF A SIZE TO HAVE A FREE SLIDING FIT IN THE END OF THE BODY AND A MARGINAL SEAL PORTION ARRANGED TO BE EXPOSED AXIALLY OF THE BODY END WHEN THE RIM PORTION IS IN PLACE, POSITIONING THE END MEMBER AT THE BODY END WITH THE RIM PORTION THEREIN AND THE MARGINAL SEAL PORTION PORXIMATE TO AND EXTERNALLY EXPOSED AXIALLY OF THE MARGINAL PORTION OF THE BODY, HEATING DIRECTLY AND SIMULTANEOUSLY THE PROXIMATE MARGINAL PORTIONS OF THE END MEMBER AND BODY IN AN UNCONDFINED CONDITION UNTIL THEY PRESENT SOFTENED AXIALLY DISPLACED HEADS, APPLYING A WIPING FORCE TO SAID SOFTENED BEADS TO EFFECT AN INTIAL FUSION THEREOF AND THEREAFTER WHILE CONTINUING TO WIPE SAID INTIALLY FUSED BEADS TOTALLING CONFINING THE SAME TO EFFECT A COMPLETELY FUSED UNITARY JOINT, AND COOLING THE JOINT WHILE THE SAME IS TOTALLY CONFINED.
Claim 2
Independent Claim
165 words
A METHOD OF AFFIXING A THERMOPLASTIC END MEMBER TO AN UNSTEPPED TUBULAR BODY OF THERMOPLASTIC MATERIAL INCLUDING THE STEPS OF PROVIDING AN END MEMBER HAVING A RIM PORTION OF A SIZE TO HAVE A FREE SLIDING FIT IN THE END OF THE BODY AND A MARGINAL SEAL PORTION ARRANGED TO BE EXPOSED AXIALLY OF THE BODY END WHEN THE RIM PORTION IS IN PLACE, POSITIONING THE END MEMBER AT THE BODY END WITH THE RIM PORTION THEREIN AND THE MARGINAL SEAL PORTION PORXIMATE TO AND EXTERNALLY EXPOSED AXIALLY OF THE MARGINAL PORTION OF THE BODY, HEATING DIRECTLY AND SIMULTANEOUSLY THE PROXIMATE MARGINAL PORTIONS OF THE END MEMBER AND BODY IN AN UNCONDFINED CONDITION UNTIL THEY PRESENT SOFTENED AXIALLY DISPLACED HEADS, APPLYING A WIPING FORCE TO SAID SOFTENED BEADS TO EFFECT AN INTIAL FUSION THEREOF AND THEREAFTER WHILE CONTINUING TO WIPE SAID INTIALLY FUSED BEADS TOTALLING CONFINING THE SAME TO EFFECT A COMPLETELY FUSED UNITARY JOINT, AND COOLING THE JOINT WHILE THE SAME IS TOTALLY CONFINED.
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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |