Patent US4492324A successfully refreshed from Google Patents.
US4492324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container with integral flexible neck
Assignee: PLASTIQUES WESTRA (ONTARIO) Inc
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Filing: 1982-03-15
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Granted: 1985-01-08
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Expires: 2002-03-15
Abstract
Abstract A container is disclosed which is suitable for liquids having a flexible neck integral with the container which can be flexed to a flexed position and retained in that position. This allows the container to be used for filling inaccessible filler holes on motor vehicles and the like. The flexible neck portion has a smaller cross sectional area than the container. The neck comprises a plurality of specially shaped accordion ribs extending for at least a part of the length of the neck portion such that an integral pouring spout at the end of the neck portion can be flexed to a flexed position from an upright position to accommodate pouring, and generally retain the flexed position. The spout has a cap supporting portion thereon.
Inventors
- 👤 Heinz Weber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:28
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/38; B65D25/40; B65D25/42; B65D25/44
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
165 words
A container having integral therewith a flexible neck portion with a smaller cross sectional area than the container, the neck portion comprising a plurality of specially shaped accordion ribs around the neck portion extending for at least a part of the length of the neck portion said ribs having a circular profile shaped such that when the neck portion is fully extended each of the ribs has a curved upward and inward sloping wall from an extremity of each of the ribs and a curved downward and inward sloping wall from the extremity of each of the ribs, such that an integral pouring spout at the end of the neck portion can be flexed to a flexed position from an upright position to accommodate pouring, and generally retain the flexed position, the neck portion being retractable such that the walls of the accordion ribs are substantially flat, the spout having a cap to hold the neck portion in a retracted position supported on the container.
Claim 2
Dependent Claim
165 words
A container having integral therewith a flexible neck portion with a smaller cross sectional area than the container, the neck portion comprising a plurality of specially shaped accordion ribs around the neck portion extending for at least a part of the length of the neck portion said ribs having a circular profile shaped such that when the neck portion is fully extended each of the ribs has a curved upward and inward sloping wall from an extremity of each of the ribs and a curved downward and inward sloping wall from the extremity of each of the ribs, such that an integral pouring spout at the end of the neck portion can be flexed to a flexed position from an upright position to accommodate pouring, and generally retain the flexed position, the neck portion being retractable such that the walls of the accordion ribs are substantially flat, the spout having a cap to hold the neck portion in a retracted position supported on the container.
Claim 3
Dependent Claim
17 words
The container according to claim 1 wherein the accordion shaped ribs around the neck portion are parallel.
Claim 4
Dependent Claim
22 words
The container according to claim 2 wherein the cross sectional shape of the neck is round and the ribs are equi-spaced apart.
Claim 5
Dependent Claim
23 words
The container according to claim 2 wherein the cross sectional shape of the neck is round and unequal spaces occur between the ribs.
Claim 6
Dependent Claim
16 words
The container according to any of claims 1 or 2 having eight specially shaped accordion ribs.
Claim 7
Dependent Claim
35 words
The container according to any of claims 1 or 2 wherein the neck portion can be flexed such that the spout is at an angle of up to 90° or more from the upright position.
Claim 8
Dependent Claim
40 words
The container according to any of claims 1 or 2 formed from material selected from the group consisting of, rigid or flexible polyvinyl chloride resins with or without additives, polyesters, copolyesters, polypropylene, polycarbonates, acrylics such as ABS or nitrile resins.
Claim 9
Dependent Claim
18 words
The container according to any of claims 1 or 2 molded in high density or low density polyethylene.
Claim 10
Dependent Claim
25 words
The container according to any of claims 1 or 2 wherein the cap is a screw-on cap, attached to a threaded shoulder on the container.
Claim 11
Dependent Claim
24 words
The container according to any of claims 1 or 2 wherein the cap is a snap-on cap attached to a shoulder on the container.
Claim 12
Dependent Claim
19 words
The container according to any of claims 1, 2 or 3 wherein the neck portion has substantially convex sides.
Claim 13
Dependent Claim
35 words
The container according to claims 1, 2 or 3 wherein the cross sectional shape of the neck portion is round and the neck portion can be flexed in any direction away from the upright position.
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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) | 1988-01-08 | 1988-07-09 | 1989-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-01-08 | 1992-07-09 | 1993-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-01-08 | 1996-07-09 | 1997-01-08 | $7700.00 | Window Closed / Lapsed |