US4573631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable straw, lid and cup combination
Assignee: Individual
•
Filing: 1984-06-22
•
Granted: 1986-03-04
•
Expires: 2004-06-22
Abstract
Abstract A combination straw, lid and cup including a cup, a lid forming a cover for the cup hinged at one end thereof, means for retaining the lid in an open position and against the body of the cup, an externally-mounted straw one end of which is passed through the bottom of the cup into the interior thereof and the other end extending above the rim of the cup, and a housing for the straw.
Inventors
- 👤 Michael Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:03
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/22; B65D77/24; B65D77/28; B65D77/283
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
186 words
An improved cup, lid and straw combination, comprising: (a) a cup having a generally tapered sidewall with a closed bottom and an open top portion, one portion of said sidewall having an outwardly-radiating trough extending from the top to the bottom of said cup, and an outwardly radiating sanitary enclosure extending from the top of the cup to the bottom, said enclosure having a cover hinged intermediate the enclosure, the exterior shape of said enclosure being substantially the same shape as the cup's trough, with an aperture in the bottom of the sidewall of the cup opening into the sanitary enclosure; (b) a lid, said lid including a trough section therein, one end of said trough having a manual pull-tab thereon, the opposite end of said trough having a hinge thereon, said hinge being operably secured to the top of said trough in said sidewall of said cup; and (c) a straw having a flexible portion therein, one end of said straw being mounted in said sidewall through the aperture therein, and the balance of said straw being operably arranged for containment within said sanitary enclosure.
Claim 2
Dependent Claim
186 words
An improved cup, lid and straw combination, comprising: (a) a cup having a generally tapered sidewall with a closed bottom and an open top portion, one portion of said sidewall having an outwardly-radiating trough extending from the top to the bottom of said cup, and an outwardly radiating sanitary enclosure extending from the top of the cup to the bottom, said enclosure having a cover hinged intermediate the enclosure, the exterior shape of said enclosure being substantially the same shape as the cup's trough, with an aperture in the bottom of the sidewall of the cup opening into the sanitary enclosure; (b) a lid, said lid including a trough section therein, one end of said trough having a manual pull-tab thereon, the opposite end of said trough having a hinge thereon, said hinge being operably secured to the top of said trough in said sidewall of said cup; and (c) a straw having a flexible portion therein, one end of said straw being mounted in said sidewall through the aperture therein, and the balance of said straw being operably arranged for containment within said sanitary enclosure.
Claim 3
Dependent Claim
17 words
The improved combination of claim 1, further comprising means for retaining the lid in an open position.
Claim 4
Dependent Claim
24 words
The improved combination of claim 2, further comprising means for securing the lid in an open position and against the sidewall of the cup.
Claim 5
Dependent Claim
132 words
The improved combination of claim 3, wherein said means for securing the lid in an open position and against the sidewall of the cup, comprises: (a) a first locking shoulder disposed on the outside of said cup sidewall in operable alignment with a portion of the rim of said lid; and (b) a second locking shoulder disposed on the outside of said cup sidewall in oppositely-disposed operable alignment with a portion of the rim of said lid, said portion being oppositely-disposed to said first locking shoulder, whereby when said lid is releaseably disengaged from the top of said cup and brought into intimate juxtaposition with said cup sidewall, a pair of sections of the rim of the lid are caused to come into releasably lockable engagement with said pair of locking shoulders.
Claim 6
Dependent Claim
13 words
The combination of claim 1 wherein said combination is formed of plastic material.
Claim 7
Dependent Claim
34 words
The combination of claim 1 wherein said combination further includes a mounting post on said sidewall within said sanitary enclosure whereupon the open free end of the straw may be engaged for mounting purposes.
Claim 8
Dependent Claim
35 words
The combination of claim 1 further including spring means incorporated in said lid for biasing the rim portion of said lid into intimate, fluid sealing engagement with the inside top portion of said cup sidewall.
References Cited (Backward Citations)
US2834533A
Cited
US3332567A
Cited
US3774800A
Cited
US3774804A
Cited
US3921889A
Cited
US4043478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-03-03 | 1989-09-02 | 1990-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-03-03 | 1993-09-02 | 1994-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-03-03 | 1997-09-02 | 1998-03-04 | $7700.00 | Window Closed / Lapsed |