Inside surface of a filter element having insert construction

Information

  • Patent Grant
  • D425977
  • Patent Number
    D425,977
  • Date Filed
    Tuesday, March 24, 1998
    26 years ago
  • Date Issued
    Tuesday, May 30, 2000
    23 years ago
Abstract
Description
Claims
  • The ornamental design for inside surface of a filter element having insert construction, as shown and described.
US Referenced Citations (21)
Number Name Date Kind
2973832 Cook et al. Mar 1961
3190058 Farr et al. Jun 1965
3226917 Donovan et al. Jan 1966
3429108 Larson Feb 1969
3535853 Brown et al. Oct 1970
3811251 Gibel May 1974
4203739 Erdmannsdorfer May 1980
4516994 Kocher May 1985
4632682 Erdmannsdorfer Dec 1986
4720292 Engel et al. Jan 1988
4735640 Thornburgh et al. Apr 1988
4759783 Machado Jul 1988
4764191 Morelli Aug 1988
4848989 Maeda Jul 1989
5006235 Cooper Apr 1991
5238474 Kahlbaugh et al. Aug 1993
5547480 Coulonvaux Aug 1996
5613992 Engel Mar 1997
5690712 Engel Nov 1997
B14720292 Engel et al. Sep 1991
B24720292 Engel et al. Feb 1994