Firmagroup Australia Pty. Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4706727 Door operatorExpiredMay 09, 85Nov 17, 87[E05F]
4533905 Indicating means for a door operator deviceExpiredDec 15, 82Aug 06, 85[G08B]
4452292 Automatic door openerExpiredMay 10, 83Jun 05, 84[E06B]
4449562 Mullion section memberExpiredJun 26, 81May 22, 84[E06B]

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