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US4449638A Expired / Lapsed US ⏱️ 0.0 years remaining

Tamper-resistant and child-resistant closure and container assembly

Assignee: Glasgow Royal Infirmary
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Filing: 1983-06-23
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Granted: 1984-05-22
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Expires: 2003-06-23
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Abstract

Abstract This invention provides a container and closure assembly in which the container has an open mouth, a rim around the mouth, a cut-out in the rim and annular closure retaining means below the rim and in which the closure has a top to close the mouth of the container, an inner depending plug to enter the mouth of the container, a tear band, means shaped to engage with the closure retaining means on the container and a thumb-receiving recess in the plug.

Inventors

  • 👤 Eugene E. Davis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 20:20
CPC Classifications
B; B65; B65D; B65D50/00; B65D50/02; B65D50/06; B65D50/061; B65D41/00; B65D41/32; B65D41/46; B65D41/48; B65D41/485; B65D2401/00; B65D2401/15; B65D2401/25

Claims Analysis

Total Claims: 11
Claim 1
Independent Claim 76 words
A container and closure assembly wherein the container has an open mouth, a rim around the mouth, a cut-out in the rim and annular closure retaining means below the rim and wherein the closure has a top to close the mouth of the container, an inner depending plug to enter the mouth of the container, a tear band, means shaped to engage with the closure retaining means on the container and thumb-receiving recess in the plug.
Claim 2
Dependent Claim 76 words
A container and closure assembly wherein the container has an open mouth, a rim around the mouth, a cut-out in the rim and annular closure retaining means below the rim and wherein the closure has a top to close the mouth of the container, an inner depending plug to enter the mouth of the container, a tear band, means shaped to engage with the closure retaining means on the container and thumb-receiving recess in the plug.
Claim 3
Dependent Claim 31 words
An assembly according to claim 1 wherein the annular closure retaining means on the container is in the form of a plurality of projecting beads under which the tear band fits.
Claim 4
Dependent Claim 30 words
An assembly according to claim 1 or 2 wherein the closure also has a collar disposed below the tear band and wherein the collar fits under the closure retaining means.
Claim 5
Dependent Claim 53 words
An assembly according to claim 1 wherein the closure also has a collar disposed below the tear band, wherein the tear band is connected to the collar by a lower line of weakness and wherein the tear band is connected to the upper part of the closure by an upper line of weakness.
Claim 6
Dependent Claim 45 words
An assembly according to claim 1 wherein the tear band extends substantially to the top of the closure and is connected to the top of the closure by a third line of weakness, tell-tale bridge members being provided to span the third line of weakness.
Claim 7
Dependent Claim 36 words
An assembly according to claim 3 wherein the tear band and the collar are provided with annular recesses and the bottom part of the plug is turned inwardly and is curved to act as a seal.
Claim 8
Dependent Claim 76 words
A container and closure assembly wherein the closure has an outer skirt part with a tamper-resistant tear away band to co-operate with the container and an inner plug part connected to the tear away band by frangible tell tale tongues to act as a tamper-resistant feature and wherein the plug part of the closure is shaped to co-operate with the container to provide a child-resistant feature, the container being shaped for appropriate co-operation with the closure.
Claim 9
Dependent Claim 76 words
A container and closure assembly wherein the closure has an outer skirt part with a tamper-resistant tear away band to co-operate with the container and an inner plug part connected to the tear away band by frangible tell tale tongues to act as a tamper-resistant feature and wherein the plug part of the closure is shaped to co-operate with the container to provide a child-resistant feature, the container being shaped for appropriate co-operation with the closure.
Claim 10
Dependent Claim 121 words
A container and closure assembly wherein the container has an open mouth, a rim around the mouth, an opening in the rim and an annular closure retaining projection below the rim and wherein the closure has a top, an inner depending plug, a tear band, a collar, means shaped to engage with the closure retaining projection, a thumb-receiving recess in the plug, a lower line of weakness connecting the tear band to the collar, an upper line of weakness connecting the tear band to the upper part of the closure, a third line of weakness in the top of the closure and tell tale bridge members spanning the third line of weakness, the closure being angularly movable relatively to the container.
Claim 11
Dependent Claim 121 words
A container and closure assembly wherein the container has an open mouth, a rim around the mouth, an opening in the rim and an annular closure retaining projection below the rim and wherein the closure has a top, an inner depending plug, a tear band, a collar, means shaped to engage with the closure retaining projection, a thumb-receiving recess in the plug, a lower line of weakness connecting the tear band to the collar, an upper line of weakness connecting the tear band to the upper part of the closure, a third line of weakness in the top of the closure and tell tale bridge members spanning the third line of weakness, the closure being angularly movable relatively to the container.

References Cited (Backward Citations)

US4065017A Cited
US4071156A Cited
US4043475A Cited
US4353472A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1987-05-22 1987-11-21 1988-05-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-05-22 1991-11-21 1992-05-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-05-22 1995-11-21 1996-05-22 $7700.00 Window Closed / Lapsed

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