Road structure – process – or apparatus – Traffic director – Yielding
Reexamination Certificate
2007-06-04
2008-11-18
Addie, Raymond W (Department: 3671)
Road structure, process, or apparatus
Traffic director
Yielding
C404S010000
Reexamination Certificate
active
07452158
ABSTRACT:
The invention relates to an infill which can be inserted into a bollard footing hole. The infill is designed such that it allows a bollard to be fit over it, and the infill fits within a footing hole. Methods of covering a footing hole are also bought.
REFERENCES:
patent: 5192159 (1993-03-01), Higginson
patent: 5462384 (1995-10-01), Arlandis
patent: 5476338 (1995-12-01), Alberts
patent: 5899628 (1999-05-01), Pei-Chi
Addie Raymond W
De Klerk Stephen M.
Hong Kong Polytechnic University, The
Sonnenschein Nath & Rosenthal LLP
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