Multi-material cover for a ladder rail end

Details Multi-material cover for a ladder rail end Multi-material cover for a ladder rail end

2006-02-21

2006-02-21

Lev, Bruce A. (Department: 3634)

Fire escape, ladder, or scaffold

Safety device for ground-supported ladder

Terminal foot or shoe

C182S129000, C182S214000

Reexamination Certificate

active

07000731

ABSTRACT:
A cover for an end of a ladder rail includes a shell and a tread. The shell comprises at least one material, whereas the tread comprises at least one other material. The shell is sized to engage the ladder rail. The tread is engaged with the shell at least partially by at least one bond, which comprises at least a portion of the shell and at least a portion of the tread.

REFERENCES:
patent: 1382833 (1921-06-01), Hurd
patent: 1600103 (1926-09-01), Evans
patent: 2925877 (1960-02-01), Wright
patent: 3062319 (1962-11-01), Wright
patent: 3115212 (1963-12-01), Keatiey
patent: 3662856 (1972-05-01), D'Amico et al.
patent: 3693269 (1972-09-01), Guarrera
patent: 3814160 (1974-06-01), Creasey
patent: 4554994 (1985-11-01), Weiner
patent: 4726446 (1988-02-01), Perbix
patent: 4899848 (1990-02-01), Parr
patent: 5131495 (1992-07-01), Bartnicki et al.
patent: 5141076 (1992-08-01), Joyce et al.
patent: 5303756 (1994-04-01), Hill
patent: 5366051 (1994-11-01), Bartnicki et al.
patent: 5427342 (1995-06-01), Gagnon
patent: 5533591 (1996-07-01), Kiska
patent: 5791435 (1998-08-01), Garnett
patent: 5833028 (1998-11-01), Ramsey et al.
patent: 6006863 (1999-12-01), LeGrand et al.
patent: 6220199 (2001-04-01), Williams
patent: 6499563 (2002-12-01), Bremick
patent: 6547036 (2003-04-01), Carter
patent: 6755281 (2004-06-01), Saputo et al.
patent: 6761340 (2004-07-01), Shaw
patent: 2003/0188926 (2003-10-01), Crain
patent: 2004/0011590 (2004-01-01), Quick
patent: 2004/0020582 (2004-02-01), Swiderski et al.
patent: 2004/0048708 (2004-03-01), Nonnast et al.
patent: 2004/0154865 (2004-08-01), Woodward
patent: 2005/0011702 (2005-01-01), Zeaman
patent: 2057040 (1981-03-01), None
U.S. Patent Application for “Methods of Manufacturing Multi-Material Covers for Ladder Rail Ends” of Paul R. Swiderski, et al., filed Jul. 30, 2002, U.S. Appl. No. 10/208,132.

Affiliated with

Also associated with

Rating

Multi-material cover for a ladder rail end does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Multi-material cover for a ladder rail end, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Multi-material cover for a ladder rail end will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3625806