US PATENT SUBCLASS 340 / 545.1
.~.~.~ Door or window movement

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
541  DF  .~.~ Intrusion detection {8}
545.1.~.~.~ Door or window movement {6}
546  DF  .~.~.~.~> Portable
545.2  DF  .~.~.~.~> Specified sensor {6}
545.6  DF  .~.~.~.~> Door, cover, or lid for self-contained article (e.g., refrigerator, mailbox, drawer, cabinet, or box)
545.7  DF  .~.~.~.~> Specified door or window portion (e.g., doorknob)
545.8  DF  .~.~.~.~> Specified door or window attachment (e.g., shade or blind)
545.9  DF  .~.~.~.~> Plural doors or windows

DEFINITION

Classification: 340/545.1

Door or window movement:

(under subclass 541) Subject matter responsive to the movement of a temporary closure for intrusion detection.

(1) Note. For example, a wall or building is a permanent barrier, but a door thereof is only a temporary barrier.

SEE OR SEARCH CLASS

49, Movable or Removable Closures,

13+, for a closure condition signal or indicator.

116, Signals and Indicators,

86+, for a mechanical burglar alarm on a door or window.

160, Flexible or Portable Closure, Partition, or Panel, 10, with signal or indicator.

200, Electricity: Circuit Makers and Breakers,

61.62+, for closure, closure operator, or accessory switches; and subclass 61.93 for intrusion-responsive switches.

232, Deposit and Collection Receptacles,

35, 37 for door-operated signals and indicators.