Patent US4974735A successfully refreshed from Google Patents.
US4974735A
Expired / Lapsed
US
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Closure
Assignee: Glaxo Group Ltd
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Filing: 1990-02-02
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Granted: 1990-12-04
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Expires: 2010-02-02
Abstract
Abstract The application describes a closure for a container, the closure comprising a first part to be mounted on the container and a second part pivotally connected to the first part to close upon the first part. First tamper-evident means are provided between the two parts and a catch is provided on one of the parts. The catch is movable between a first neutral position and a second position in which it can connect with the other part, the catch in its second position forming second tamper-evident means. The catch is preferably provided on the second part and it is pivotable between its said two positions.
Inventors
- 👤 Robert E. Newell
- 👤 Paul K. Rand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:55
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/06; B65D47/08; B65D47/0804; B65D47/0833; B65D47/0838; B65D41/00; B65D41/32; B65D41/58; B65D55/00; B65D55/02; B65D55/024; B65D2401/00
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
95 words
A closure for a container, the closure comprising a first part to be mounted on the container and a second part pivotally connected to the first part, wherein first tamper-evident means are provided between the two parts and wherein a catch is provided on one of the parts, the catch being movable relative to the said one part between a first position in which it does not connect with the other part and a second position in which it can connect with the other part, the catch in its second position forming second tamper-evident means.
Claim 2
Dependent Claim
95 words
A closure for a container, the closure comprising a first part to be mounted on the container and a second part pivotally connected to the first part, wherein first tamper-evident means are provided between the two parts and wherein a catch is provided on one of the parts, the catch being movable relative to the said one part between a first position in which it does not connect with the other part and a second position in which it can connect with the other part, the catch in its second position forming second tamper-evident means.
Claim 3
Dependent Claim
15 words
A closure according to claim 1, wherein the catch is provided on the second part.
Claim 4
Dependent Claim
16 words
A closure according to claim 2, wherein the catch is pivotable between its said two positions.
Claim 5
Dependent Claim
14 words
A closure according to claim 3, wherein the catch comprises a breakable locking arm.
Claim 6
Dependent Claim
18 words
A closure according to claim 4, wherein the first tamper-evident means comprises at least one breakable locking arm.
Claim 7
Dependent Claim
19 words
A closure according to claim 4, wherein the first tamper-evident means comprises a breakable membrane between the two parts.
Claim 8
Dependent Claim
35 words
A closure according to claim 5, wherein the first tamper-evident means comprises two spaced apart breakable arms, the pivotable locking arm which forms the catch being located in the space between the breakable locking arms.
Claim 9
Dependent Claim
17 words
A closure according to claim 6, wherein the catch locking arm includes an arrow-shaped aperture or lug.
Claim 10
Dependent Claim
47 words
A closure according to claim 4, wherein the second part comprises an elongate recess for the thumb of a user and the catch comprises a protrusion which extends into the recess, whereby movement of the user's thumb along the recess pivots the catch into its second position.
Claim 11
Dependent Claim
26 words
A closure according to claim 4, wherein the first part has at least one line of weakness which enables it to be removed from the container.
References Cited (Backward Citations)
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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) | 1993-12-03 | 1994-06-04 | 1994-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-03 | 1998-06-04 | 1998-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-03 | 2002-06-04 | 2002-12-04 | $7700.00 | Window Closed / Lapsed |