US3280709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container and manufacture thereof
Assignee: Primerica Inc
•
Filing: 1963-12-30
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Granted: 1966-10-25
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Elam William Binford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:39
CPC Classifications
B; B31; B31F; B31F7/00; B31F7/006; B29; B29C; B29C65/00; B29C65/48; B29C65/50; B29C65/5057; B29C66/00; B29C66/01; B29C66/02; B29C66/022; B29C66/0224; B29C66/02241; B29C66/02245; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/116; B29C66/1162; B29C66/14; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/432; B29C66/4322; B29C66/4329; B29C66/49; B29C66/70; B29C66/72; B29C66/723; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83421; B31C; B31C3/00; B29C65/02; B29C65/4805; B29C65/481; B29C65/4815; B29C65/4895; B29C66/50; B29C66/51; B29C66/53; B29C66/532; B29C66/5326; B29C66/534; B29C66/5346; B29C66/53465; B29C66/7232; B29C66/72321; B29C66/72327; B29C66/72328; B29C66/7234; B29C66/72343; B29L; B29L2009/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
275 words
A METHOD OF CONTAINER MANUFACTURE, COMPRISING PROVIDING A BODY PLY, BEVELLING THE OPPOSED LONGITUDINAL MARGINAL EDGE PORTIONS OF ONE FACE OF SAID BODY PLY TO PROVIDE MARGINAL EDGE PORTIONS HAVING BEVELLED SURFACES ON ONE SIDE WHICH INCLINE IN OPPOSITE DIRECTIONS AND HAVING UNBEVELLED SURFACES ON THE REVERSE SIDE, LAMINATING TO THE UNBEVELLED OPPOSITE FACE OF SAID BODY PLY A LINER PLY OF GREATER WIDTH THAN SAID BODY PLY WITH ONE EDGE OF SAID LINER PLY ALIGNED WITH ONE EDGE OF SAID BODY PLY AND WITH THE OPPOSITE MARGINAL EDGE PORTION OF SAID LINER PLY PROJECTING OUTWARDLY BEYOND THE OTHER, ADJACENT EDGE OF SAID BODY PLY, FOLDING THE PROJECTING MARGINAL EDGE OF SAID BODY SAID LINER PLY AROUND THE SAID ADJACENT EDGE OF SAID BODY PLY AND INTO ENGAGEMENT WITH THE ADJACENT INCLINED BEVELLED SURFACE OF SAID BODY PLY, APPLYING AN ADHESIVE TO THE UNFOLDED EDGE PORTION OF SAID LINER PLY, HELICALLY WINDING THE RESULTANT LAMINATED STRUCTURE TO BRING ITS OPPOSITE MARGINAL EDGE PORTIONS INTO OVERLAPPING RELATIONSHIP, AND BRINGING THE ADHESIVELY COATED UNFOLDED MARGINAL EDGE PORTION OF SAID LINER PLY INTO PRESSURE ENGAGEMENT WITH THE FOLDED MARGINAL EDGE PORTION OF SAID LINER PLY TO THEREBY FORCE THE UNFOLDED MARGINAL EDGE PORTION OF SAID LINER PLY TO CONFORM TO THE INCLINATION OF THE FOLDED MARGINAL EDGE PORTION OF SAID LINER PLY AND TO RESHAPE THE UNDERLYING MARGINAL EDGE PORTION OF SAID BODY PLY TO CAUSE ITS INITIALLY INCLINED SURFACE TO LOSE ITS BEVEL AND TO CAUSE ITS INITIALLY UNBEVELLED SURFACE TO BECOME BEVELLED, WHEREBY A SMOOTH ADHESIVELY JOINED, LEAKPROOF HELICAL LAP JOINT IS PRODUCED WITH BOTH OF SAID LINER PLY MARGINAL EDGE PORTIONS EXTENDING INTO SAID JOINT.
Claim 2
Independent Claim
275 words
A METHOD OF CONTAINER MANUFACTURE, COMPRISING PROVIDING A BODY PLY, BEVELLING THE OPPOSED LONGITUDINAL MARGINAL EDGE PORTIONS OF ONE FACE OF SAID BODY PLY TO PROVIDE MARGINAL EDGE PORTIONS HAVING BEVELLED SURFACES ON ONE SIDE WHICH INCLINE IN OPPOSITE DIRECTIONS AND HAVING UNBEVELLED SURFACES ON THE REVERSE SIDE, LAMINATING TO THE UNBEVELLED OPPOSITE FACE OF SAID BODY PLY A LINER PLY OF GREATER WIDTH THAN SAID BODY PLY WITH ONE EDGE OF SAID LINER PLY ALIGNED WITH ONE EDGE OF SAID BODY PLY AND WITH THE OPPOSITE MARGINAL EDGE PORTION OF SAID LINER PLY PROJECTING OUTWARDLY BEYOND THE OTHER, ADJACENT EDGE OF SAID BODY PLY, FOLDING THE PROJECTING MARGINAL EDGE OF SAID BODY SAID LINER PLY AROUND THE SAID ADJACENT EDGE OF SAID BODY PLY AND INTO ENGAGEMENT WITH THE ADJACENT INCLINED BEVELLED SURFACE OF SAID BODY PLY, APPLYING AN ADHESIVE TO THE UNFOLDED EDGE PORTION OF SAID LINER PLY, HELICALLY WINDING THE RESULTANT LAMINATED STRUCTURE TO BRING ITS OPPOSITE MARGINAL EDGE PORTIONS INTO OVERLAPPING RELATIONSHIP, AND BRINGING THE ADHESIVELY COATED UNFOLDED MARGINAL EDGE PORTION OF SAID LINER PLY INTO PRESSURE ENGAGEMENT WITH THE FOLDED MARGINAL EDGE PORTION OF SAID LINER PLY TO THEREBY FORCE THE UNFOLDED MARGINAL EDGE PORTION OF SAID LINER PLY TO CONFORM TO THE INCLINATION OF THE FOLDED MARGINAL EDGE PORTION OF SAID LINER PLY AND TO RESHAPE THE UNDERLYING MARGINAL EDGE PORTION OF SAID BODY PLY TO CAUSE ITS INITIALLY INCLINED SURFACE TO LOSE ITS BEVEL AND TO CAUSE ITS INITIALLY UNBEVELLED SURFACE TO BECOME BEVELLED, WHEREBY A SMOOTH ADHESIVELY JOINED, LEAKPROOF HELICAL LAP JOINT IS PRODUCED WITH BOTH OF SAID LINER PLY MARGINAL EDGE PORTIONS EXTENDING INTO SAID JOINT.
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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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |