US3599837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic dispensing container and closure therefor
Assignee: Dave Chapman Goldsmith and Yamasaki Inc
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Filing: 1969-06-06
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Granted: 1971-08-17
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Expires: 1989-06-06
Abstract
Abstract A squeezable-type collapsible container and a method of making it includes a molded nylon nozzle and shoulder part having an ethyl vinyl acetate plastic band injection molded directly onto and around a skirt portion thereof. A tube having a polyethylene inner surface is fitted over the band and a heat seal is effected between the band and the adjoining wall of the tube to fixedly secure the tube to the nylon part.
Inventors
- 👤 Douglas W Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:45
CPC Classifications
B; B65; B65D; B65D35/00; B65D35/02; B65D35/12
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
91 words
A collapsible container for a fluid substance, comprising a tube formed of a multi-ply material with the inner wall of said tube formed of polyethylene, a closure member formed of nylon and having a nozzle portion and a depending skirt, a molded band of plastic material heat sealable to said polyethylene surrounding said skirt and fixed thereto, said tube being tightly fitted over said band with said inner wall engaging said band and heat-sealed thereto, and an annular shoulder on said closure member overlying and abutting the edge of said tube.
Claim 2
Dependent Claim
91 words
A collapsible container for a fluid substance, comprising a tube formed of a multi-ply material with the inner wall of said tube formed of polyethylene, a closure member formed of nylon and having a nozzle portion and a depending skirt, a molded band of plastic material heat sealable to said polyethylene surrounding said skirt and fixed thereto, said tube being tightly fitted over said band with said inner wall engaging said band and heat-sealed thereto, and an annular shoulder on said closure member overlying and abutting the edge of said tube.
Claim 3
Dependent Claim
22 words
A container according to claim 1, wherein said plastic material contracts during setting and compresses the skirt portion of said closure member.
Claim 4
Dependent Claim
23 words
A container according to claim 2 wherein said closure member has an annular groove molded therein, and said band extends into said groove.
Claim 5
Dependent Claim
18 words
A container according to claim 3 wherein said tube extends into said groove in juxtaposition with said band.
Claim 6
Dependent Claim
70 words
An article of the type described, comprising a molded closure member having a nozzle portion at one end and a cylindrical skirt portion at the other end, an annular flange surrounding said skirt portion a substantial distance from the distal edge thereof, and said flange having an annular, cylindrical recess therein lying adjacent to said skirt portion and opening in the direction of the distal end of said skirt portion.
Claim 7
Dependent Claim
70 words
An article of the type described, comprising a molded closure member having a nozzle portion at one end and a cylindrical skirt portion at the other end, an annular flange surrounding said skirt portion a substantial distance from the distal edge thereof, and said flange having an annular, cylindrical recess therein lying adjacent to said skirt portion and opening in the direction of the distal end of said skirt portion.
Claim 8
Dependent Claim
47 words
An article as set forth in claim 5 further comprising a flexible tube having a plastic inner surface overlying said skirt and bonded thereto, a portion of said tube extending into said recess, whereby the end of said tube adjoining said skirt is covered by said flange.
Claim 9
Dependent Claim
23 words
An article as set forth in claim 6 wherein said flange extends outwardly a substantial distance beyond the outer surface of said tube.
Claim 10
Dependent Claim
81 words
An article as set forth in claim 6 further comprising a molded plastic member interfitted with said closure member, said members having complementary adjoining surfaces to maintain said members in assembled relationship and being formed of different plastics, the plastic from which said closure member is formed being heat sealable to said plastic inner surface of said tube, and the plastic from which said molded plastic member is formed not being heat sealable to said plastic inner surface of said tube.
Claim 11
Dependent Claim
21 words
An article according to claim 5 wherein said closure member is formed of two parts with said annular recess extending therebetween.
Claim 12
Dependent Claim
59 words
An article according to claim 9 wherein one of said two parts is provided with an annular area of weakness dividing it into separable portions, one of said portions being fixed to the other of said two parts and partially defining said annular recess, and another of said portions being removably connect to said other of said two parts.
References Cited (Backward Citations)
US3295725A
Cited
US3465917A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-16 | 1975-02-15 | 1975-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-16 | 1979-02-15 | 1979-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-16 | 1983-02-15 | 1983-08-17 | $7700.00 | Window Closed / Lapsed |