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Publication numberUSD529598 S1
Publication typeGrant
Application numberUS 29/226,140
Publication dateOct 3, 2006
Filing dateMar 24, 2005
Priority dateMar 24, 2005
Publication number226140, 29226140, US D529598 S1, US D529598S1, US-S1-D529598, USD529598 S1, USD529598S1
InventorsMichael N. Sandman, Joseph P. Sandman
Original AssigneeLangdon Incorporated
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Portion of ductwork
US D529598 S1
Abstract  available in
Images(5)
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Claims(1)
  1. The ornamental design for a portion of ductwork, as shown and described.
Description

The present application is related to U.S. Ser. No. 11/088,541, entitled Gasket Sealing System for Ductwork and U.S. Design Ser. No. 29/226,157, entitled Portion of Ductwork, filed on even date herewith.

FIG. 1 is a perspective view of a portion of ductwork incorporating the design of our new invention according to a first embodiment;

FIG. 2 is a side view of the portion of ductwork of FIG. 1, the top, bottom and other side views thereof being identical;

FIG. 3 is a front view of the portion of ductwork of FIG. 1;

FIG. 4 is a rear view of the portion of ductwork of FIG. 1;

FIG. 5 is a cross-sectional view taken along line 5—5 of FIG. 4;

FIG. 6 is a perspective view of a portion of ductwork incorporating the design of our new invention according to a second embodiment;

FIG. 7 is a side view of the portion of ductwork of FIG. 6, the top, bottom and other side views thereof being identical;

FIG. 8 is a front view of the portion of ductwork of FIG. 6;

FIG. 9 is a rear view of the portion of ductwork of FIG. 6; and,

FIG. 10 is a cross-sectional view taken along line 10—10 of FIG. 9.

The features of the portion of ductwork shown in phantom lines are not elements of the design of our new invention.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD736072Dec 7, 2012Aug 11, 2015Langdon IncorporatedClamping member
USD736359 *Nov 12, 2013Aug 11, 2015Teknor Apex CompanyMale hose couplings
Classifications
U.S. ClassificationD23/393