T-lock for a pivotable window

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Description

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.

Claims

The ornamental design for a T-lock for a pivotable window, as shown and described.

Referenced Cited
U.S. Patent Documents
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4028849 June 14, 1977 Anderson
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Other references
  • Heinberg, “Latest Trends in Window and Door Hardware,” Shelter Magazine, Jul. 2001 (cover and p. 11).
  • Dakota Balance—Balances and Accessories brochure, May 2001 (1 pg., double-sided).
  • Balance Systems—BSI Amesbury Group, Inc. Crossbow Balance Advertisement dated Jun. 7, 1999 (2 pgs.).
  • Color Photographs of the Crossbow Balance Component shown in C3 (7 views; 3pgs.).
Patent History
Patent number: D467490
Type: Grant
Filed: Aug 29, 2001
Date of Patent: Dec 24, 2002
Assignee: Amesbury Group, Inc. (Amesbury, MA)
Inventors: Stuart J. Uken (Sioux Falls, SD), Gary R. Newman (Valley Springs, SD), Lawrence J. VerSteeg (Sioux Falls, SD)
Primary Examiner: Jennifer Rivard
Attorney, Agent or Law Firm: Testa, Hurwitz & Thibeault, LLP
Application Number: 29/147,437
Classifications
Current U.S. Class: D8/331
International Classification: 0807;