Patent
   D527034
Priority
Jul 27 2005
Filed
Jul 27 2005
Issued
Aug 22 2006
Expiry
Aug 22 2020
Assg.orig
Entity
unknown
8
12
n/a
The ornamental design for a sight glass, as shown and described.

FIG. 1 is a left front perspective view of a sight glass showing my new design; the bottom is a mirror image of the top;

FIG. 2 is a front elevational view thereof, the undisclosed rear is unornamented and not part of the claimed design; and,

FIG. 3 is a right side elevational view thereof, the left side is a mirror image.

Sprague, Curtis

Patent Priority Assignee Title
D614680, Jul 28 2009 A O SMITH CORP Sight glass and frame
D633541, Mar 03 2010 Spark Innovators, Inc. Book light and magnifying glass
D645068, Jun 04 2010 MAXELL HOLDINGS, LTD ; MAXELL, LTD Lens for projector
D647931, Jun 04 2010 MAXELL HOLDINGS, LTD ; MAXELL, LTD Lens for projector
D707453, Sep 07 2011 Herchmer Enterprises, LLC Frame for a racing bib
D832918, Mar 02 2016 ACCO Brands Corporation Dry erase board
D909076, Mar 09 2018 Low-profile art frame
ER2203,
Patent Priority Assignee Title
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2312542,
2538502,
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4547986, Dec 27 1982 Esselte Pendaflex Corporation Framing system
5189820, May 23 1990 Frame
5596829, Feb 12 1993 Sofken Co., Ltd. Picture frame device
5950288, Jun 23 1997 Urn for housing of ashes
6055757, Feb 17 1995 INTER IKEA SYSTEMS B V Picture frame
227408,
D259083, Jul 12 1978 Corner connector for furniture panels
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 26 2005SPRAGUE, CURTISBranham CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0169430943 pdf
Jul 27 2005Branham Corporation(assignment on the face of the patent)
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