USD398049S - Duct for a toilet bowl ventilation system - Google Patents

Duct for a toilet bowl ventilation system Download PDF

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Publication number
USD398049S
USD398049S US29/064,374 US6437496F USD398049S US D398049 S USD398049 S US D398049S US 6437496 F US6437496 F US 6437496F US D398049 S USD398049 S US D398049S
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US
United States
Prior art keywords
duct
toilet bowl
ventilation system
bowl ventilation
toilet
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
US29/064,374
Inventor
Jerry F. Willis
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Individual
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Individual
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Publication date
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Priority to US29/064,374 priority Critical patent/USD398049S/en
Application granted granted Critical
Publication of USD398049S publication Critical patent/USD398049S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of a duct for a toilet bowl ventilation system showing my new design from the top, one end, and one side; and,
FIG. 2 is a perspective view thereof shown from the bottom, and end and side opposite that shown in FIG. 1.

Claims (1)

  1. The ornamental design for a duct for a toilet bowl ventilation system, as shown and described.
US29/064,374 1996-12-30 1996-12-30 Duct for a toilet bowl ventilation system Expired - Lifetime USD398049S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/064,374 USD398049S (en) 1996-12-30 1996-12-30 Duct for a toilet bowl ventilation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/064,374 USD398049S (en) 1996-12-30 1996-12-30 Duct for a toilet bowl ventilation system

Publications (1)

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USD398049S true USD398049S (en) 1998-09-08

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ID=71598974

Family Applications (1)

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US29/064,374 Expired - Lifetime USD398049S (en) 1996-12-30 1996-12-30 Duct for a toilet bowl ventilation system

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070056717A1 (en) * 2005-09-13 2007-03-15 Catacel Corporation Low-cost high-temperature heat exchanger
US20070056164A1 (en) * 2005-09-13 2007-03-15 Catacel Corporation Method for making a low-cost high-temperature heat exchanger
US20080072425A1 (en) * 2005-09-13 2008-03-27 Catacel Corp. High-temperature heat exchanger
US7987527B1 (en) 2004-12-14 2011-08-02 Shumaker James J Toilet ventilation device
US11123672B2 (en) 2014-09-15 2021-09-21 Donaldson Company, Inc. Filter cartridges; air cleaner assemblies; housings; features; components; and, methods

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7987527B1 (en) 2004-12-14 2011-08-02 Shumaker James J Toilet ventilation device
US20070056717A1 (en) * 2005-09-13 2007-03-15 Catacel Corporation Low-cost high-temperature heat exchanger
US20070056164A1 (en) * 2005-09-13 2007-03-15 Catacel Corporation Method for making a low-cost high-temperature heat exchanger
US20080072425A1 (en) * 2005-09-13 2008-03-27 Catacel Corp. High-temperature heat exchanger
US7591301B2 (en) 2005-09-13 2009-09-22 Catacel Corp. Low-cost high-temperature heat exchanger
US7594326B2 (en) 2005-09-13 2009-09-29 Catacel Corp. Method for making a low-cost high-temperature heat exchanger
US8047272B2 (en) 2005-09-13 2011-11-01 Catacel Corp. High-temperature heat exchanger
US11123672B2 (en) 2014-09-15 2021-09-21 Donaldson Company, Inc. Filter cartridges; air cleaner assemblies; housings; features; components; and, methods

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