US3667657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable container
Assignee: ARIAS MARCELO CHIQUIAR
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Filing: 1969-09-29
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Granted: 1972-06-06
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Expires: 1989-09-29
Abstract
Abstract A prophylactic, dosified, disposable syringe includes a container comprising a cylinder composed of material capable of being cut, a piston operable in the cylinder for expelling the contained dosage, and means operable upon ejecting movement of said piston for cutting the wall of the cylinder to preclude reuse thereof.
Inventors
- 👤 Marcelo Chiqular-Arias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:06
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/3202; A61F; A61F9/00; A61F9/0008; A61J; A61J1/00; A61J1/05; A61J1/06; A61J1/067; A61M3/00; A61M5/50; B; B65; B65D; B65D35/00; B65D35/24; B65D35/36; B65D83/00; B65D83/76; A61M2005/3117; A61M2005/3118; A61M2005/312; A61M2005/5006
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
169 words
A prophylactic, unbroken dosifyed disposable container for controlling the administration of products for contact lenses, medical and similar products, characterized by consisting of a cylinder integrally coupled at one of its ends to a frangible outlet including a tapered tip having a weakened cross-section for coupling injection needles and having at its other end a pair of integral supporting ears projecting normal to the axis of the cylinder and a piston or plunger coupled slidingly in the cylinder and being driven by means of a push disk through a rod, characterized in that the frangible outlet is sealed including a breakable throttling in its weakened cross-section and the cylinder being pre-filled with an injectable solution and in that it may be provided in its wall with an outer half-groove or weakening throughout its length, at one end of said weakening is located a full groove passing through the wall of the cylinder having located therein a knife that is attached to a flap of the rod supporting the piston.
Claim 2
Dependent Claim
169 words
A prophylactic, unbroken dosifyed disposable container for controlling the administration of products for contact lenses, medical and similar products, characterized by consisting of a cylinder integrally coupled at one of its ends to a frangible outlet including a tapered tip having a weakened cross-section for coupling injection needles and having at its other end a pair of integral supporting ears projecting normal to the axis of the cylinder and a piston or plunger coupled slidingly in the cylinder and being driven by means of a push disk through a rod, characterized in that the frangible outlet is sealed including a breakable throttling in its weakened cross-section and the cylinder being pre-filled with an injectable solution and in that it may be provided in its wall with an outer half-groove or weakening throughout its length, at one end of said weakening is located a full groove passing through the wall of the cylinder having located therein a knife that is attached to a flap of the rod supporting the piston.
Claim 3
Dependent Claim
25 words
A container according to claim 1, also characterized because the cylinder includes an inner stop that limits the backwaRd stroke of the plunger or piston.
Claim 4
Dependent Claim
38 words
A container according to claim 1, also characterized in that the knife does not protrude from the cylinder and when the plunger reaches its inner stop the knife does not get off beyond the pair of supporting ears.
Claim 5
Dependent Claim
13 words
A container according to claim 1 wherein said container is a flexible material.
Claim 6
Dependent Claim
15 words
A container according to claim 1 wherein said container is of a rigid, resilient material.
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) | 1975-06-06 | 1975-12-06 | 1976-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-06 | 1979-12-06 | 1980-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-06 | 1983-12-06 | 1984-06-06 | $7700.00 | Window Closed / Lapsed |