T-lock for a pivotable window

Information

  • Patent Grant
  • D467490
  • Patent Number
    D467,490
  • Date Filed
    Wednesday, August 29, 2001
    22 years ago
  • Date Issued
    Tuesday, December 24, 2002
    21 years ago
  • US Classifications
    Field of Search
    • US
    • 049 176
    • 049 181
    • 049 449
    • 049 445
    • D08 330
    • D08 331
    • D08 336
    • D08 338
    • D08 343
    • 016 197
  • International Classifications
    • 0807
    • Term of Grant
      14Years
Abstract
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.
US Referenced Citations (21)
Number Name Date Kind
3105576 Jones et al. Oct 1963 A
3461608 Johnson Aug 1969 A
3529381 Grossman Sep 1970 A
4028849 Anderson Jun 1977 A
5069001 Makarowski Dec 1991 A
5140769 Hickson et al. Aug 1992 A
5371971 Prete Dec 1994 A
D355262 Chaney et al. Feb 1995 S
5566507 Schmidt et al. Oct 1996 A
5697188 Fullick et al. Dec 1997 A
5704165 Slocomb et al. Jan 1998 A
5737877 Meunier et al. Apr 1998 A
5829196 Maier Nov 1998 A
5927013 Slocomb et al. Jul 1999 A
5943822 Slocomb et al. Aug 1999 A
6041550 Tix Mar 2000 A
6058653 Slocomb et al. May 2000 A
6119398 Yates, Jr. Sep 2000 A
D434637 Habeck et al. Dec 2000 S
6161335 Beard et al. Dec 2000 A
6226923 Hicks et al. May 2001 B1
Non-Patent Literature Citations (4)
Entry
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.).