USD269633S - Check valve - Google Patents

Check valve Download PDF

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Publication number
USD269633S
USD269633S US06/185,001 US18500180F USD269633S US D269633 S USD269633 S US D269633S US 18500180 F US18500180 F US 18500180F US D269633 S USD269633 S US D269633S
Authority
US
United States
Prior art keywords
check valve
view
ornamental design
check
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US06/185,001
Inventor
Allan H. Willinger
Tsuyoshi Itakura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Willinger Brothers Inc
Original Assignee
Willinger Allan H
Tsuyoshi Itakura
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Willinger Allan H, Tsuyoshi Itakura filed Critical Willinger Allan H
Priority to US06/185,001 priority Critical patent/USD269633S/en
Application granted granted Critical
Publication of USD269633S publication Critical patent/USD269633S/en
Assigned to WILLINGER BROS., INC. reassignment WILLINGER BROS., INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WILLINGER, ALLAN H.
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view taken from the front and right side of a check valve, showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a sectional view taken along line 6--6 of FIG. 4.

Claims (1)

  1. The ornamental design for a check valve, substantially as shown.
US06/185,001 1980-09-08 1980-09-08 Check valve Expired - Lifetime USD269633S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/185,001 USD269633S (en) 1980-09-08 1980-09-08 Check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/185,001 USD269633S (en) 1980-09-08 1980-09-08 Check valve

Publications (1)

Publication Number Publication Date
USD269633S true USD269633S (en) 1983-07-05

Family

ID=64023486

Family Applications (1)

Application Number Title Priority Date Filing Date
US06/185,001 Expired - Lifetime USD269633S (en) 1980-09-08 1980-09-08 Check valve

Country Status (1)

Country Link
US (1) USD269633S (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040172009A1 (en) * 2003-02-27 2004-09-02 Marisi Margaret Grahn Urinary catheter with check valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040172009A1 (en) * 2003-02-27 2004-09-02 Marisi Margaret Grahn Urinary catheter with check valve
US7331949B2 (en) * 2003-02-27 2008-02-19 Margaret Grahn Marisi Urinary catheter with check valve
US20080125758A1 (en) * 2003-02-27 2008-05-29 Margaret Grahn Marisi Urinary catheter with check valve

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