US3260410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible container structure
Assignee: Primerica Inc
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Filing: 1962-11-13
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Granted: 1966-07-12
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 Brandt Roger
- 👤 Kaercher Ralph William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:54
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14778; B29C45/14811; B29C45/14598; B29C53/00; B29C53/36; B29D; B29D23/00; B29D23/20; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/14; B29C66/70; B29C66/72; B29C66/723; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2705/00; B29L; B29L2023/00; B29L2023/20; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
75 words
A METHOD OF PRODUCING COLLAPSIBLE DISPENSING CONTAINERS, COMPRISING FORMING INTO TUBULAR SHAPE A LAMINATED BASE MATERIAL HAVING AS ONE OF THE LAYERS THEREOF A COPOLYMER OF AN OLEFIN AND A POLAR GROUP-CONTAINING IMONOMER CO-POLYMERIZABLE THEREWITH AND HAVING AS ANOTHER OF THE LAYERS THEREOF A FLUID IMPERMEABLE BARRIER, AND BONDING TO SAID COPOLYMER LAYER A THERMOPLASTIC HEAD MEMBER TO PROVIDE A FUSED CONNECTION THEREWITH ALONG A BAND AREA OF SAID COPOLYMER LAYER AT ONE END THEREOF.
Claim 2
Independent Claim
75 words
A METHOD OF PRODUCING COLLAPSIBLE DISPENSING CONTAINERS, COMPRISING FORMING INTO TUBULAR SHAPE A LAMINATED BASE MATERIAL HAVING AS ONE OF THE LAYERS THEREOF A COPOLYMER OF AN OLEFIN AND A POLAR GROUP-CONTAINING IMONOMER CO-POLYMERIZABLE THEREWITH AND HAVING AS ANOTHER OF THE LAYERS THEREOF A FLUID IMPERMEABLE BARRIER, AND BONDING TO SAID COPOLYMER LAYER A THERMOPLASTIC HEAD MEMBER TO PROVIDE A FUSED CONNECTION THEREWITH ALONG A BAND AREA OF SAID COPOLYMER LAYER AT ONE END THEREOF.
Claim 3
Dependent Claim
94 words
A COLLAPSIBLE TUBE COMPRISING A COMPOSITE TUBULAR BODY RESISTANT TO DELAMINATION AND STRESS CRACKING AND A HEADPIECE FUSED TO ONE END THEREOF, SAID BODY BEING SHAPED FROM A PREFORMED LAMINATED CONSTRUCTION WOUND IN A SINGLE TURN WITH ITS LONGITUDINAL EDGES OVERLAPPED AND FUSED IN A LONGITUDINAL SIDE SEAM, SAID LAMINATED BODY INCLUDING A THIN METALLIC FOIL PLY AND A THERMOPLASTIC PLY BONDED COEXTENSIVELY TO THE INTERIOR SURFACE OF SAID FOIL PLY, SAID THERMOPLASTIC PLY BEING A COPOLYMER OF ETHYLENE AND AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND AN ALKACRYLIC ACID.
Claim 4
Dependent Claim
94 words
A COLLAPSIBLE TUBE COMPRISING A COMPOSITE TUBULAR BODY RESISTANT TO DELAMINATION AND STRESS CRACKING AND A HEADPIECE FUSED TO ONE END THEREOF, SAID BODY BEING SHAPED FROM A PREFORMED LAMINATED CONSTRUCTION WOUND IN A SINGLE TURN WITH ITS LONGITUDINAL EDGES OVERLAPPED AND FUSED IN A LONGITUDINAL SIDE SEAM, SAID LAMINATED BODY INCLUDING A THIN METALLIC FOIL PLY AND A THERMOPLASTIC PLY BONDED COEXTENSIVELY TO THE INTERIOR SURFACE OF SAID FOIL PLY, SAID THERMOPLASTIC PLY BEING A COPOLYMER OF ETHYLENE AND AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND AN ALKACRYLIC ACID.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |