Assignee
MCKEON ROLLING STEEL DOOR COMP
US·5 granted patents·245 citations·filing 1992–1997
Top patents by PatentIndex Score
5 records- 0191US5355927ASelf-closing fire doorMCKEON ROLLING STEEL DOOR COMP·Filed 1992·Granted Oct 18, 1994·73 cites·57 claims
- 0284US5542460ASelf-closing fire doorMCKEON ROLLING STEEL DOOR COMP·Filed 1994·Granted Aug 6, 1996·56 cites·15 claims
- 0381US5893234ATime delay release mechanism for a fire barrierMCKEON ROLLING STEEL DOOR COMP·Filed 1997·Granted Apr 13, 1999·47 cites·5 claims
- 0470US5743320AObstruction-responsive brake actuator for fire door or the likeMCKEON ROLLING STEEL DOOR COMP·Filed 1996·Granted Apr 28, 1998·42 cites·10 claims
- 0562US5673514ATime delay release mechanism for a fire barrierMCKEON ROLLING STEEL DOOR COMP·Filed 1995·Granted Oct 7, 1997·27 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when MCKEON ROLLING STEEL DOOR COMP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →