Title:
Door blocking lock
Document Type and Number:
United States Patent D431997
Inventors:
Markegard, Harvey K. (Billings, MT)
Higgins, Joseph M. (Billings, MT)
Higgins, Joseph M. (Billings, MT)
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Application Number:
D/114928
Publication Date:
10/17/2000
Filing Date:
12/03/1999
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Referenced by:
Export Citation:
Assignee:
Blockit & Lockit Systems (Billings, MT)
Primary Class:
Field of Search:
D8/402, D8/330, D8/331, 292/338, 292/339, 292/DIG.15, 16/82, 16/84, 16/85, 16/86B
US Patent References:
Primary Examiner:
Lucas, Susan J.
Assistant Examiner:
Rivard, Jennifer
Attorney, Agent or Firm:
Martin, Rick
Claims:
1. We claim the ornamental design for the door blocking lock, as shown anddescribed.
Description:
FIG. 1 is a front plan view of a door blocking lock showing our new design; the rear plan view being the same in reverse; the door and knob shown in dashed lines.
FIG. 2 is a left side plan view of the door blocking lock.
FIG. 3 is a right side view of the door blocking lock.
FIG. 4 is a top plan view of the door blocking lock.
FIG. 5 is a bottom plan view of the door blocking lock; and,
FIG. 6 is a top perspective view of the door blocking lock.
The broken lines are shown for illustrative purposes only and form no part of the claimed design.