US3604584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for protecting glassware and the article produced thereby
Assignee: Anchor Glass Container Corp
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Filing: 1969-06-10
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Granted: 1971-09-14
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Expires: 1989-06-10
Abstract
Abstract A method for protecting glass articles such as jars and drink bottles from abrasion. Broadly the method comprises heat shrinking a thermoplastic material around a portion of the glass article. The portion includes the sidewall-bottom wall region.
Inventors
- 👤 Herbert C Shank Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:23
CPC Classifications
B; B29; B29C; B29C63/00; B29C63/38; B29C63/42; B29C63/423; B65; B65D; B65D23/00; B65D23/08; B65D23/0842; B65D23/0878; B29C35/00; B29C35/02; B29C35/04; B29C35/049; B29K; B29K2027/00; B29K2027/06; B29K2067/00; B29L; B29L2031/00; B29L2031/744; Y; Y10; Y10S; Y10S215/00; Y10S215/06
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
80 words
An article of manufacture comprising in combination: an article of glass having sidewalls and a bottom wall, said sidewalls connected to said bottom wall, and a protective sheath encircling said glass article and contacting a major portion of the sidewalls of said article and at least a minor portion of said bottom wall immediately adjacent said sidewalls, said protective sheath being formed from a heatshrinkable material and heat shrunk into contact with said portions of the sidewalls and bottom wall.
Claim 2
Dependent Claim
80 words
An article of manufacture comprising in combination: an article of glass having sidewalls and a bottom wall, said sidewalls connected to said bottom wall, and a protective sheath encircling said glass article and contacting a major portion of the sidewalls of said article and at least a minor portion of said bottom wall immediately adjacent said sidewalls, said protective sheath being formed from a heatshrinkable material and heat shrunk into contact with said portions of the sidewalls and bottom wall.
Claim 3
Dependent Claim
25 words
The article of claim 1 wherein said heat-shrinkable material is a member selected from the group consisting of polyvinyl chloride, polyethylene, polypropylene and polyethylene terephthalate.
Claim 4
Dependent Claim
15 words
positioning said tube so that it extends slightly beyond the bottom wall of the article,
Claim 5
Dependent Claim
15 words
positioning said tube so that it extends slightly beyond the bottom wall of the article,
Claim 6
Dependent Claim
40 words
heating said tube to shrink it into intimate contact with said article, said sheath covering a major portion of the sidewalls of said article and a minor portion of the bottom wall of said article immediately adjacent said bottom wall.
Claim 7
Dependent Claim
40 words
heating said tube to shrink it into intimate contact with said article, said sheath covering a major portion of the sidewalls of said article and a minor portion of the bottom wall of said article immediately adjacent said bottom wall.
Claim 8
Dependent Claim
15 words
The article of claim 2 wherein said sheath has a thickness of approximately 3 mils.
Claim 9
Dependent Claim
14 words
The article of claim 1 wherein said glass container is a narrow neck bottle.
Claim 10
Dependent Claim
74 words
A process for protecting a glass article having sidewalls connected to a bottom wall, from abrasion comprising the steps of encircling a portion of a glass article with a heat-shrinkable sheath, and heating said sheath to shrink it into contact with said glass article, said sheath tightly encircling a portion of the article including a major portion of the sidewalls and at least a minor portion of the bottom wall immediately adjacent said sidewalls.
Claim 11
Dependent Claim
74 words
A process for protecting a glass article having sidewalls connected to a bottom wall, from abrasion comprising the steps of encircling a portion of a glass article with a heat-shrinkable sheath, and heating said sheath to shrink it into contact with said glass article, said sheath tightly encircling a portion of the article including a major portion of the sidewalls and at least a minor portion of the bottom wall immediately adjacent said sidewalls.
Claim 12
Dependent Claim
25 words
The process of claim 5 wherein said heat-shrinkable sheath is a member selected from the group consisting of polyvinyl chloride, polyethylene, polypropylene and polyethylene terephthalate.
Claim 13
Dependent Claim
15 words
The process of claim 6 wherein said sheath has a thickness of about 3 mils.
Claim 14
Dependent Claim
14 words
The process of claim 5 wherein said glass article is a narrow neck bottle.
Claim 15
Dependent Claim
28 words
A process for protecting a cylindrical glass article having sidewalls connected to a bottom wall, without the use of conventional lubricity coatings consisting essentially of the steps of
Claim 16
Dependent Claim
28 words
A process for protecting a cylindrical glass article having sidewalls connected to a bottom wall, without the use of conventional lubricity coatings consisting essentially of the steps of
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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) | 1974-09-13 | 1975-03-15 | 1975-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-13 | 1979-03-15 | 1979-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-13 | 1983-03-15 | 1983-09-14 | $7700.00 | Window Closed / Lapsed |