Patent
   D467490
Priority
Aug 29 2001
Filed
Aug 29 2001
Issued
Dec 24 2002
Expiry
Dec 24 2016
Assg.orig
Entity
unknown
15
21
n/a
The ornamental design for a T-lock for a pivotable window, as shown and described.

FIG. 1 is a perspective view of the T-lock for a pivotable window. The dotted portions of the T-lock do not form part of the design sought to be patented and are shown for illustrative purposes only;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof; and,

FIG. 7 is a bottom view thereof.

Uken, Stuart J., Newman, Gary R., VerSteeg, Lawrence J.

Patent Priority Assignee Title
10344514, Jan 12 2001 Amesbury Group, Inc. Snap lock balance shoe and system for a pivotable window
10533359, Jan 12 2001 Amesbury Group, Inc. Method of assembling a window balance system
10563440, Apr 07 2017 Amesbury Group, Inc. Inverted constant force window balance
10563441, Nov 20 2015 Amesbury Group, Inc Constant force window balance engagement system
10787849, Jul 01 2019 PLY GEM INDUSTRIES, INC Sash balance for vertical slider window
11136801, Apr 07 2017 Amesbury Group, Inc. Inverted constant force window balance
11193318, Sep 21 2017 Amesbury Group, Inc. Window balance shoes for a pivotable window
11352821, Jan 09 2019 Amesbury Group, Inc. Inverted constant force window balance having slidable coil housing
11560743, Apr 02 2019 Amesbury Group, Inc Window balance systems
6820368, Jan 12 2001 Amesbury Group, Inc. Snap lock balance shoe and system for a pivotable window
6931788, Jan 12 2001 Amesbury Group, Inc. Locking balance shoe and system for a pivotable window
7191562, Jan 12 2001 Amesbury Group, Inc. Locking balance shoe and system for a pivotable window
8424248, Jan 12 2001 Amesbury Group, Inc. Method of installing a locking balance shoe and system for a pivotable window
9133656, Apr 06 2010 Amesbury Group, Inc Inverted constant force window balance for tilt sash
9580950, Jan 12 2001 Amesbury Group, Inc. Locking balance shoe and system for a pivotable window
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 28 2001NEWMAN, GARY R Amesbury Group, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0126510312 pdf
Aug 28 2001UKEN, STUART J Amesbury Group, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0126510312 pdf
Aug 28 2001VERSTEEG, LAWRENCE J Amesbury Group, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0126510312 pdf
Aug 29 2001Amesbury Group, Inc.(assignment on the face of the patent)
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