US3804282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container and cap construction
Assignee: Catalent USA Woodstock Inc
•
Filing: 1972-05-24
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Granted: 1974-04-16
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Expires: 1992-05-24
Abstract
Abstract A plastic container with an integral cover has a cap screw threaded to the cover. Manipulation of the cap causes the cover to be severed from the container body.
Inventors
- 👤 H Komendowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:28
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/18; B65D51/20; B65D51/22; B65D51/228; A; A47; A47G; A47G21/00; A47G21/04; B65D1/00; B65D1/02; B65D1/0223; B65D1/023; B65D1/0238; B65D17/00; B65D17/28; B65D17/32; B65D77/00; B65D77/22; B65D77/24; B65D77/245; A47G2021/002; B65D2251/00; B65D2251/0003; B65D2251/0006; B65D2251/0015; B65D2251/0068; B65D2251/0071
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
138 words
A hermetically sealed plastic container having a body portion and a cover integrally formed therewith, a cap threadedly engaged with said cover and operable to sever said cover from said container when said cap is threaded down on said container to thereby open said container, said container and said cap being formed with shoulders which are engageable with one another as said cap is threaded down onto said container, said cap when said shoulders are engaged exerting a force on said cover to sever it from said container, said cap further comprising a top wall, said top wall of said cap and said cover have cooperative locking means thereon which are engaged when said cap is affixed to said cover on said container, said cooperative locking means securing said cap on said container against accidental or intentional removal.
Claim 2
Dependent Claim
138 words
A hermetically sealed plastic container having a body portion and a cover integrally formed therewith, a cap threadedly engaged with said cover and operable to sever said cover from said container when said cap is threaded down on said container to thereby open said container, said container and said cap being formed with shoulders which are engageable with one another as said cap is threaded down onto said container, said cap when said shoulders are engaged exerting a force on said cover to sever it from said container, said cap further comprising a top wall, said top wall of said cap and said cover have cooperative locking means thereon which are engaged when said cap is affixed to said cover on said container, said cooperative locking means securing said cap on said container against accidental or intentional removal.
Claim 3
Dependent Claim
30 words
The plastic container and cap of claim 1, wherein said cooperative locking means comprise at least one ratchet tooth on each said top wall of said cap and said cover.
Claim 4
Dependent Claim
127 words
A hermetically sealed plastic container having a body portion and a cover integrally formed therewith, a cap threadedly engaged with said cover and operable to sever said cover from said container when said cap is threaded down on said container to thereby open said container, said container and said cap being formed with shoulders which are engageable with one another as said cap is threaded down onto said container, said cap when said shoulders are engaged exerting a force on said cover to sever it from said container, said container further including a neck portion, an annular groove in one of said neck portion and the side wall of said cap, a sealing gasket disposed within said annular groove for effectively sealing said cover within said cap.
Claim 5
Dependent Claim
127 words
A hermetically sealed plastic container having a body portion and a cover integrally formed therewith, a cap threadedly engaged with said cover and operable to sever said cover from said container when said cap is threaded down on said container to thereby open said container, said container and said cap being formed with shoulders which are engageable with one another as said cap is threaded down onto said container, said cap when said shoulders are engaged exerting a force on said cover to sever it from said container, said container further including a neck portion, an annular groove in one of said neck portion and the side wall of said cap, a sealing gasket disposed within said annular groove for effectively sealing said cover within said cap.
Claim 6
Dependent Claim
49 words
The plastic container and cap of claim 3, wherein said neck portion has said annular groove formed in it, said cap having a portion of its side wall extending beyond said annular groove and engaged by the sealing gasket disposed therein to effectively seal said cover within said cap.
Claim 7
Dependent Claim
74 words
The plastic container and cap of claim 3, wherein said neck portion terminates with a flat shoulder against which the lower edge of the side wall of said cap seats, said lower edge of said side wall of said cap having a sealing gasket cavity therein for receiving said sealing gasket, whereby said cover is effectively sealed within said cap when the lower edge of its side wall is seated on said flat shoulder.
Claim 8
Dependent Claim
28 words
The plastic container and cap of claim 3, further including sealing means disposed about said cap and said container effectively sealing the juncture between said cap and container.
Claim 9
Dependent Claim
18 words
The plastic container and cap of claim 6, wherein said sealing means comprises a heat shrink plastic band.
Claim 10
Dependent Claim
120 words
A hermetically sealed plastic container having a body portion and a cover integrally formed therewith, a cap threadedly engaged with said cover and operable to sever said cover from said container when said cap is threaded down on said container to thereby open said container, said cover having an end closure integrally formed therewith, said end closure having an annular extending rib thereon, said cap having an annular groove formed in it for receiving therein said annular rib on said end closure, the respective edges of said annular groove and rib forming shoulders which engage with one another when said cap is threaded onto said container to exert a force on said end closure to sever it from said container.
Claim 11
Dependent Claim
120 words
A hermetically sealed plastic container having a body portion and a cover integrally formed therewith, a cap threadedly engaged with said cover and operable to sever said cover from said container when said cap is threaded down on said container to thereby open said container, said cover having an end closure integrally formed therewith, said end closure having an annular extending rib thereon, said cap having an annular groove formed in it for receiving therein said annular rib on said end closure, the respective edges of said annular groove and rib forming shoulders which engage with one another when said cap is threaded onto said container to exert a force on said end closure to sever it from said container.
Claim 12
Dependent Claim
36 words
The plastic container and cap of claim 8, wherein said end closure is retained within said cap when severed from said container by the engagement of said annular rib within said annular groove in said cap.
References Cited (Backward Citations)
US3419172A
Cited
US3730372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-04-15 | 1977-10-15 | 1978-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-15 | 1981-10-15 | 1982-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-15 | 1985-10-15 | 1986-04-16 | $7700.00 | Window Closed / Lapsed |