Appeal No. 1999-0880
Application No. 08/700,610
KRASS, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on appeal from the final rejection of
claims 20 through 45, all of the claims pending in this
reissue application.
The invention is directed to remote control garage door
openers. More particularly, manual code switches for
transmitters in such systems are eliminated by the instant
invention via a system which enables a garage door opener to
learn the identities of and respond to multiple transmitters
with different codes. In a program mode, the receiver stores
a pre-programmed code which it receives from a transmitter.
Representative independent claim 20 is reproduced as
follows:
20. An operator for controlling a position of a barrier
comprising:
at least one radio frequency transmitter having a non-
user changeable code for radio frequency transmitting a radio
frequency transmission corresponding to the transmitter
a radio frequency receiver for being adapted to receive
the first-mentioned radio frequency transmission from the
first-mentioned radio frequency transmitter and being adapted
to receive a second radio frequency transmission from a second
2
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