The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 1991
Filed:
Jun. 15, 1987
Applicant:
Inventors:
Richard P Sulecki, Transfer, PA (US);
Stanley A Kiska, Greenville, PA (US);
Assignee:
R. D. Werner Co., Inc., Greenville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04G / ;
U.S. Cl.
CPC ...
248238 ; 248500 ; 182121 ;
Abstract
A ladder jack supported by an inclined ladder and adapted to securely support a work platform comprising a horizontal support member fitted with a longitudinally adjustable clamping means to securely clamp the work platform in locking engagement with the ladder jack and prevent movement of the work platform in all directions and planes while in use.