Communications: electrical – Condition responsive indicating system – Specified indicator structure
Reexamination Certificate
2006-10-24
2006-10-24
Mullen, Thomas (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specified indicator structure
C340S392100, C340S384100, C340S692000, C705S014270, C705S027200, C434S365000, C434S379000, C434S382000
Reexamination Certificate
active
07126490
ABSTRACT:
A doorbell having interchangeable chimes and interchangeable decorative covers is displayed for sale to the retail public such that a customer may easily choose a specific chime sound and combine it with a specific decorative cover enabling the customer to buy a doorbell meeting the customer's aesthetic requirement. The interchangeable bases and covers may include complimentary attachment parts that allow any cover to be mounted to any of a plurality of bases of differing size and in different orientations.
REFERENCES:
patent: 4142216 (1979-02-01), Goss et al.
patent: 5159328 (1992-10-01), Albrecht
patent: 5243504 (1993-09-01), Sejzer
patent: 5659286 (1997-08-01), Lin
patent: 5883570 (1999-03-01), Lusareta et al.
patent: 6658771 (2003-12-01), Forrest et al.
patent: 6750760 (2004-06-01), Albritton et al.
Beasley Daniel John
Cole, Sr. Phillip R.
Kendrick Jimmy
Yeow Lai Kong
Botkin & Hall LLP
Hall James D.
IQ Sdn Bhd
Mullen Thomas
Previl Daniel
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