RELIABLE SECURITY SYST innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	13
#2	EPO (European Patent Office)	5
#3	Canada	4
#4	Australia	1
#5	Japan	1
#6	Mexico	1
#7	WIPO (World Intellectual Property Organization)	1
#8	South Africa	1

#	Industry
#1	Machines
#2	Civil engineering

Publication	Filing date	Title
US4720128A	1986-10-29	Magnetic emergency exit door lock with time delay
US4703962A	1986-05-08	Magnetic door lock with time delay option
US4652028A	1985-02-12	Magnetic emergency exit door lock with time delay
US4613176A	1983-06-29	Door latch mechanism
US4540208A	1982-09-27	Point-of-egress control device for safely securing emergency exit doors
US4470625A	1981-05-15	Emergency exit door latch with hydraulic and electronic delay
AU6229980A	1980-08-05	**
US4344647A	1980-06-16	Exterior operating arrangement for emergency exit doors with delayed opening feature
US4354699A	1980-05-09	Apparatus for delaying opening of doors
US4328985A	1980-02-29	Timing apparatus for delaying opening of doors
US4271691A	1979-11-13	Emergency release for deadlocks
US4314722A	1979-10-30	Timing apparatus for delaying opening of doors
CA1155469A	1979-07-20	Emergency exit door latch
US4257631A	1979-06-25	Magnetic emergency exit door lock with delayed opening
US4351552A	1979-03-20	Emergency exit door latching and locking apparatus