HENDERSON DOUGLAS has a total of 11 patent applications. Its first patent ever was published in 1913. It filed its patents most often in Canada, United Kingdom and United States. Its main competitors in its focus markets packaging and shipping, measurement and pharmaceuticals are LOADSENSE TECHNOLOGIES CORP, GOTO NORIO and LAGNEAU JEAN HENRI.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 4 | |
#2 | United Kingdom | 3 | |
#3 | United States | 3 | |
#4 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Packaging and shipping | |
#2 | Measurement | |
#3 | Pharmaceuticals |
# | Technology | |
---|---|---|
#1 | Containers for goods storage | |
#2 | Medical preparations | |
#3 | Weighing |
# | Name | Total Patents |
---|---|---|
#1 | Henderson Douglas | 8 |
#2 | Frank Mclaughlin | 1 |
Publication | Filing date | Title |
---|---|---|
GB515370A | Improvements in collapsable tubular containers | |
GB505066A | Improvements in collapsible tubular containers | |
US2109397A | Closure for collapsible tubes and containers | |
CA159811A | Ice tongs | |
US1140592A | Ice-tongs. | |
US1107422A | Weighing attachment for ice-tongs. | |
CA371723A | Tube or container closure | |
CA389826A | Paper container | |
CA373424A | Container |