TREA

Combined check rail lock and keeper

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Information

  • Patent Grant
  • D302651
  • Patent Number
    D302,651
  • Date Filed
    Monday, April 13, 1987
    38 years ago
  • Date Issued
    Tuesday, August 8, 1989
    35 years ago
  • US Classifications
    Field of Search
    • US
    • D08 330-331
    • D08 336-338
    • 292 111
    • 292 140
    • 292 194-195
    • 292 202
    • 292 204
    • 292 241
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a combined check rail lock and keeper, as shown and described.
US Referenced Citations (8)
Number Name Date Kind
D196713 Ahlgren Oct 1963
D242840 Schmidt Dec 1976
D268643 Anderson Apr 1983
D293548 Bates et al. Jan 1988
D295019 Bocson Apr 1988
D296982 White et al. Aug 1988
2854268 Graves et al. Sep 1958
2961263 Alhgren Nov 1960
Non-Patent Literature Citations (4)
Entry
Corbin Lock Catalogue #28-M, 1943, p. 113, Sash Fastener No. 1832 (top left corner).
Allgood brochure, 1982, No. 8200 Sash Fastener.
Pages 14 and 14a from recently published catalog of Truth Incorporated showing a Check Rail Lock and Keeper in existance prior to Apr. 13, 1986.
Pages 15 and 15a from recently published catalog of Truth Incorporated showing a Check Rail Lock in existence prior to Apr. 13, 1986.