US3146930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container body
Assignee: Primerica Inc
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Filing: 1961-12-28
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Granted: 1964-09-01
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Expires: 1981-12-28
Abstract
No abstract record available.
Inventors
- 👤 Elam William Binford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:32
CPC Classifications
B; B31; B31C; B31C3/00; B65; B65D; B65D3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A MULTI-PLY CONTAINER BODY FOR HOLDING A FLUID PRODUCT WITHOUT LEAKAGE, SAID BODY COMPRISING A HELICAL FIBROUS BODY PLY, A HELICAL LINER PLY DISPOSED INWARDLY OF SAID BODY PLY, SAID LINER PLY COMPRISING AN INNER LAYER WHICH IS IMPERVIOUS TO SAID FLUID PRODUCT AND A PAPER BACKING LAYER WHICH IS PREVIOUS TO SAID FLUID PRODUCT, SAID LINER PLY COMPLETELY COVERING THE INNER SURFACE OF SAID BODY PLY AND HAVING ITS OPPOSITE MARGINAL EDGE PORTIONS OVERLAPPED TO FORM AN INTERIOR HELICAL LAP SEAM HAVING AN UNDERLAP PORTION AND AN OVERLAP PORTION, AND A STRIP OF IMPERVIOUS TAPE FOLDED AROUND THE EDGE AND EXTENDING ALONG BOTH SURFACES OF SAID OVERLAP PORTION, SAID IMPERVIOUS TAPE BEING SECURED TO THE IMPERVIOUS LAYER OF SAID OVERLAP PORTION AND TO THE IMPERVIOUS LAYER OF SAID UNDERLAP PORTION BY AN ADHESIVE WHICH IS IMPERVIOUS TO SAID FLUID PRODUCT TO PREVENT THE PENETRATION OF SAID FLUID PRODUCT THROUGH SAID LAP SEAM AND INTO SAID BODY PLY.
Claim 2
Dependent Claim
158 words
A MULTI-PLY CONTAINER BODY FOR HOLDING A FLUID PRODUCT WITHOUT LEAKAGE, SAID BODY COMPRISING A HELICAL FIBROUS BODY PLY, A HELICAL LINER PLY DISPOSED INWARDLY OF SAID BODY PLY, SAID LINER PLY COMPRISING AN INNER LAYER WHICH IS IMPERVIOUS TO SAID FLUID PRODUCT AND A PAPER BACKING LAYER WHICH IS PREVIOUS TO SAID FLUID PRODUCT, SAID LINER PLY COMPLETELY COVERING THE INNER SURFACE OF SAID BODY PLY AND HAVING ITS OPPOSITE MARGINAL EDGE PORTIONS OVERLAPPED TO FORM AN INTERIOR HELICAL LAP SEAM HAVING AN UNDERLAP PORTION AND AN OVERLAP PORTION, AND A STRIP OF IMPERVIOUS TAPE FOLDED AROUND THE EDGE AND EXTENDING ALONG BOTH SURFACES OF SAID OVERLAP PORTION, SAID IMPERVIOUS TAPE BEING SECURED TO THE IMPERVIOUS LAYER OF SAID OVERLAP PORTION AND TO THE IMPERVIOUS LAYER OF SAID UNDERLAP PORTION BY AN ADHESIVE WHICH IS IMPERVIOUS TO SAID FLUID PRODUCT TO PREVENT THE PENETRATION OF SAID FLUID PRODUCT THROUGH SAID LAP SEAM AND INTO SAID BODY PLY.
References Cited (Backward Citations)
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Cited
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Cited
US2795366A
Cited
US2901162A
Cited
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Cited
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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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |