US3322156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Can and method of making same
Assignee: Rexam Beverage Can Co
•
Filing: 1963-05-03
•
Granted: 1967-05-30
•
Expires: 1983-05-03
Abstract
No abstract record available.
Inventors
- 👤 Stuart Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:16
CPC Classifications
B; B65; B65D; B65D3/00; B65D3/22; B31; B31C; B31C3/00; B65D15/00; B65D15/02; B65D15/04; B65D15/06
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
138 words
A CONTAINER BODY COMPRISING A HELICALLY WOUND WEB HAVING AN OUTER LAYER AND HAVING AN INNER LAYER OF METALLIC FOIL LAMINATED THEREWITH AND WITH THE FOIL BEING OF INSUFFICIENT STRENGTH TO SUSTAIN THE SHAPE OF THE BODY, THE FOIL HAVING A STRIP PORJECTING LATERALLY OF ONE LONGITUDINAL EDGE OF THE OUTER LAYER CONTINUOUSLY FOR THE FULL LENGTH OF THE OUTER LAYER, ADJACENT TURNS OF THE FOIL BEING OVERLAPPED AND SECURED TOGETHER BY A CONTINUOUS HELICAL SEAM THAT IS FORMED BY THE OVERLAPPED FACE TO FACE ENGAGEMENT OF THE STRIP AND THE FOIL ADJACENT TO THE EDGE OF THE SUCCESSIVE TURN, SAID SEAM BEING BACKED BY THE HELICALLY WOUND OUTER LAYER, AND A CONTINUOUS WELD SECURING THE SEAM FROM ONE END OF THE BODY TO THE OTHER, THERE BEING A HELICAL SEAM OF THE WEB THAT IS SUBSTANTIALLY CO-
Claim 2
Dependent Claim
138 words
A CONTAINER BODY COMPRISING A HELICALLY WOUND WEB HAVING AN OUTER LAYER AND HAVING AN INNER LAYER OF METALLIC FOIL LAMINATED THEREWITH AND WITH THE FOIL BEING OF INSUFFICIENT STRENGTH TO SUSTAIN THE SHAPE OF THE BODY, THE FOIL HAVING A STRIP PORJECTING LATERALLY OF ONE LONGITUDINAL EDGE OF THE OUTER LAYER CONTINUOUSLY FOR THE FULL LENGTH OF THE OUTER LAYER, ADJACENT TURNS OF THE FOIL BEING OVERLAPPED AND SECURED TOGETHER BY A CONTINUOUS HELICAL SEAM THAT IS FORMED BY THE OVERLAPPED FACE TO FACE ENGAGEMENT OF THE STRIP AND THE FOIL ADJACENT TO THE EDGE OF THE SUCCESSIVE TURN, SAID SEAM BEING BACKED BY THE HELICALLY WOUND OUTER LAYER, AND A CONTINUOUS WELD SECURING THE SEAM FROM ONE END OF THE BODY TO THE OTHER, THERE BEING A HELICAL SEAM OF THE WEB THAT IS SUBSTANTIALLY CO-
Claim 3
Independent Claim
95 words
A METHOD OF MAKING A HELICALLY WOUND CONTAINER BODY, WHICH METHOD COMPRISES WINDING HELICALLY ON A MANDREL A NON METALLIC WEB ONE SURFACE OF WHICH HAS LAMINATED THERETO A METALLIC FOIL WHEREIN A CONTINUOUS STRIP PART OF THE FOIL EXTENDS LATERALLY OF ONE LONGITUDINAL EDGE OF THE WEB, FORMING A HELICAL SEM DURING THE WINDING BY OVERLAPPING ENGAGEMENT OF THE LATERALLY EXTENDED STRIP PART OF THE WEB AND THE ADJACENT FACING PORTION OF THE FOIL OF THE PRECEDING TURN OF THE WEB, AND WELDING THE OVELAPPED PARTS BY A WELD EXTENDING CONTINUOUSLY ALONG THE SEAM.
Claim 4
Independent Claim
95 words
A METHOD OF MAKING A HELICALLY WOUND CONTAINER BODY, WHICH METHOD COMPRISES WINDING HELICALLY ON A MANDREL A NON METALLIC WEB ONE SURFACE OF WHICH HAS LAMINATED THERETO A METALLIC FOIL WHEREIN A CONTINUOUS STRIP PART OF THE FOIL EXTENDS LATERALLY OF ONE LONGITUDINAL EDGE OF THE WEB, FORMING A HELICAL SEM DURING THE WINDING BY OVERLAPPING ENGAGEMENT OF THE LATERALLY EXTENDED STRIP PART OF THE WEB AND THE ADJACENT FACING PORTION OF THE FOIL OF THE PRECEDING TURN OF THE WEB, AND WELDING THE OVELAPPED PARTS BY A WELD EXTENDING CONTINUOUSLY ALONG THE SEAM.
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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) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |