Pipes and tubular conduits – With closures and plugs – Inflation stem type
Reexamination Certificate
2008-06-26
2009-11-03
Brinson, Patrick F (Department: 3754)
Pipes and tubular conduits
With closures and plugs
Inflation stem type
C138S089000, C220S230000
Reexamination Certificate
active
07610937
ABSTRACT:
A self-sealing protective/dust cover for application to a magnetically attractable filling port includes a sleeve defined by a closed wall and closed at one end by an end face. The closed wall defines an open central region and the end face is contiguous with the closed wall. A magnet provide magnetic attraction between the protective/dust cover and the filling port to maintain the protective/dust cover on the filling port.
REFERENCES:
patent: 2438231 (1948-03-01), Schultz et. al.
patent: 2717096 (1955-09-01), Henderson
patent: 3602250 (1971-08-01), Neenan
patent: 3961721 (1976-06-01), Gordon et al.
patent: 4168129 (1979-09-01), Herrnring
Schreiber Jeff
Trimble Ray
Brinson Patrick F
Levenfeld Pearlstein LLC
Pressure Specialist Inc.
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