Patent US4559837A successfully refreshed from Google Patents.
US4559837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Faeces collection and concentration receiver
Assignee: NL COMERCIO EXTERIOR LTDA
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Filing: 1982-09-23
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Granted: 1985-12-24
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Expires: 2002-09-23
Abstract
Abstract A faeces collection and concentration receiver, especially for parasitological examination, comprises a disposable receiver (1), a first cap immediately fastenable to the mouth of the receiver, a collecting-filtering device coupled between the receiver and the first cap, and a spout closed by a second cap.
Inventors
- 👤 Francisco L. Cerqueira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:41
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/0038
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
56 words
Faeces collection and concentration receiver for parasitological examination, comprising, in combination, a disposable semi-flexible receiver, a first cap (2) fastenable immediately to a mouth of the receiver (1), and one collecting-filtering device (3) coupled between the receiver (1) and the first cap (2), said first cap having a spout (6) closed by a second cap (7).
Claim 2
Dependent Claim
56 words
Faeces collection and concentration receiver for parasitological examination, comprising, in combination, a disposable semi-flexible receiver, a first cap (2) fastenable immediately to a mouth of the receiver (1), and one collecting-filtering device (3) coupled between the receiver (1) and the first cap (2), said first cap having a spout (6) closed by a second cap (7).
Claim 3
Dependent Claim
58 words
Faeces collection and concentration receiver, according to claim 1, characterized by the first cap (2) which is fastenable to the receiver (1) through a thread (4) and which cap is internally concavous, and is perforated at its centre (5), where said spout is formed and projected externally from the receiver, forming a funnel, closed by the second cap.
Claim 4
Dependent Claim
96 words
Faeces collection and concentration receiver, according to claim 1, characterized by the collecting-filtering device (3) operative for the collection of faeces and its filtering after being diluted, which comprises a stick (9) which extends into said receiver and widens at one of its edges to form a sieve (10) of adequate netting, and at the other edge widens to form a device (11) operative for the collection of a proper amount of faeces or other material, the perimetral border of the sieve (12) being fastened to a ring-shaped salience (8) extended internally in the first cap.
Claim 5
Dependent Claim
28 words
Faeces collection and concentration receiver, according to claim 3, characterized by the collecting device (11) being of a semi-oval shape (11') with a central opening and side indentures.
Claim 6
Dependent Claim
23 words
Faeces collection and concentration receiver, according to claim 3, characterized by the sieve which is fastened to a bottom of the first cap.
Claim 7
Dependent Claim
24 words
Faeces collection and concentration receiver, according to claim 3, characterized by the sieve (10) being fastened to a side wall of the first cap.
Claim 8
Dependent Claim
21 words
Faeces collection and concentration receiver, according to claim 3, characterized by the sieve (10) which is built-in the the first cap.
Claim 9
Dependent Claim
24 words
Faeces collection and concentration receiver, according to claim 2, characterized by the first cap (2) which is fastenable to the receiver (1) by pressure.
Claim 10
Dependent Claim
22 words
Faeces collection and concentration receiver, according to claim 3, characterized by the collecting stick (9) which is separated from the sieve (10).
Claim 11
Dependent Claim
21 words
Faeces collection and concentration receiver according to claim 1, wherein said spout is formed of one piece with the first cap.
Claim 12
Dependent Claim
18 words
Faeces collection and concentration receiver according to claim 1, wherein said collecting-filtering device is accommodated in said receiver.
References Cited (Backward Citations)
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US3811326A
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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) | 1988-12-23 | 1989-06-24 | 1989-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-23 | 1993-06-24 | 1993-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-23 | 1997-06-24 | 1997-12-24 | $7700.00 | Window Closed / Lapsed |