DORMA DOOR CONTROLS INC has a total of 20 patent applications. Its first patent ever was published in 1978. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, machines and it methods for management are MAGOZ ASSI, RIXSON FIREMARK and PERKINS & POWELL LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 | |
#2 | Canada | 3 | |
#3 | WIPO (World Intellectual Property Organization) | 3 | |
#4 | EPO (European Patent Office) | 1 | |
#5 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | IT methods for management |
# | Technology | |
---|---|---|
#1 | Wing fittings | |
#2 | Unspecified technologies | |
#3 | Indexing scheme relating to hinges | |
#4 | Locks | |
#5 | Data processing systems | |
#6 | Unspecified technologies | |
#7 | Bolts for doors or windows |
# | Name | Total Patents |
---|---|---|
#1 | Seliber Lloyd | 7 |
#2 | Rhoads James D | 4 |
#3 | Beran Mark A | 4 |
#4 | Stevens James C | 4 |
#5 | Utterback Robert | 3 |
#6 | Andrea Davide | 2 |
#7 | Lieberman Sidney | 2 |
#8 | Loose Ricky | 1 |
#9 | Beaton Todd | 1 |
#10 | Nesbitt Lanny E | 1 |
Publication | Filing date | Title |
---|---|---|
US2007017264A1 | Positional multiplex keyway system | |
CA2601504A1 | Key security method and system | |
US6499185B1 | Apparatus for holding a door open | |
US6002217A | Door operating system | |
US5913763A | Method for controlling the operational modes of a door in conjunction with a mechanical door control mechanism | |
CA2124403A1 | Apparatus and method for selective alteration of operating parameters of a door | |
US4878265A | Hold-open mechanism for use with a door closer | |
US4419787A | Door closer assist linkage | |
US4375735A | Air lock door control apparatus | |
US4394787A | Hydraulic door closer construction |