Collapsible barricade

• US 4,973,189 A
• Filed: 10/23/1989
• Issued: 11/27/1990
• Est. Priority Date: 10/23/1989
• Status: Expired due to Term

• Current Assignee: Joseph Bechtold
• Original Assignee: Joseph Bechtold
• Inventors: Bechtold, Joseph
• Primary Examiner(s): Britts, Ramon S.
• Assistant Examiner(s): Schoeppel, Roger J.
• Application Number:
  US07/425,481
• Time in Patent Office: 400 Days
• Field of Search: 220/8, 220/9.1, 220/9.3, 220/9.2, 220/DIG. 12, 220/DIG. 13, 220/DIG. 14, 49/9, 49/125, 49/127, 49/133, 49/145, 285/396, 285/361, 206/1.5, 206/499, 206/503, 206/506, 206/509, 206/519, 404/6
• US Class Current: 404/6
• CPC Class Codes: E01F 13/02 free-standing; portable, e.g. for guarding open manholes E01F9/688 takes precedence; Portable signs or signals specially adapted for fitting to portable barriers
• CPC Class Codes: E01F 15/003 Individual devices arranged in spaced relationship, e.g. buffer bollards spaced wall-type modules E01F15/08
• CPC Class Codes: E01F 9/615 illuminated
• CPC Class Codes: E01F 9/646 extensible, collapsible or pivotable E01F9/627, E01F9/631 take precedence
• CPC Class Codes: Y10S 220/14 Plastic

Claims