Electricity: motive power systems – Automatic and/or with time-delay means – Moisture content or wetness
Reexamination Certificate
2008-03-11
2008-03-11
Leykin, Rita (Department: 2837)
Electricity: motive power systems
Automatic and/or with time-delay means
Moisture content or wetness
C318S445000, C318S484000, C318S285000, C318S447000, C318S139000
Reexamination Certificate
active
11475370
ABSTRACT:
The present invention provides wireless and direct wired methods and devices for automatically closing electrically-driven roll-down storm shutters in the presence of rain on one or more rain sensors.
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Leykin Rita
Pine Knoll IP Technologies, LLC
Pratt Ronnie L.
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