Set of protective panels for a bell-hole
United States Patent D740450

Frith, Trent W. (Burgettstown, PA, US)
Application Number:
Publication Date:
Filing Date:
Primary Class:
International Classes:
(IPC1-7): 2501
Field of Search:
D5/46, D5/99, D6/583, D6/585, D6/592, D25/138, D25/139, D25/140, D25/141, D25/150, D25/151, D25/152, D25/153, D25/156, D25/157, D25/164
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US Patent References:
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Other References:
https://forsalebyinventor.com/products/portfolio-item/bell-hole-pipeline-protection-system/ Sight copyright dated 2014 Found Jun. 12, 2015.
Primary Examiner:
Acker, Karen S.
Assistant Examiner:
Wierenga, Amy
Attorney, Agent or Firm:
Montgomery, Robert C.
Montgomery Patent & Design, LP.

1. The ornamental design for a set of protective panels for a bell-hole, as shown and described.


FIG. 1 is a perspective view of a set of protective panels for a bell-hole, showing a lower section, an upper section, a first insert slide sections, and a second insert slide section in juxtaposition with each other;

FIG. 2 is an enlarged front view of the lower section, the upper section, and the first insert slide section in juxtaposition. The rear view of the lower section, the upper section, and the first insert slide in juxtaposition is a mirror image of the enlarged front view. The second insert slide section which is identical to the first insert slide section is removed for ease of illustration;

FIG. 3 is a left-hand side view of FIG. 2, wherein a right-hand side view is a mirror image of the left-hand side view;

FIG. 4 is a top view of the lower section, the upper section, and the first insert slide section in juxtaposition; and,

FIG. 5 is a bottom view of FIG. 4.