PORTER SAFETY SEAL COMPANY has a total of 14 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United States, Canada and Austria. Its main competitors in its focus markets packaging and shipping, machines and audio-visual technology are AMERICAN CASTING & MFG, E J BROOKS & CO and BROOKS EDWARD J.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Canada | 2 | |
#3 | Austria | 1 | |
#4 | Spain | 1 | |
#5 | France | 1 |
# | Industry | |
---|---|---|
#1 | Packaging and shipping | |
#2 | Machines | |
#3 | Audio-visual technology | |
#4 | Machine tools |
# | Technology | |
---|---|---|
#1 | Unspecified technologies | |
#2 | Advertising | |
#3 | Containers for goods storage | |
#4 | Packaging | |
#5 | Tools for connecting or disengaging |
# | Name | Total Patents |
---|---|---|
#1 | Porter Thomas I | 3 |
#2 | Land Theodore L De | 1 |
#3 | Abbott Harry W | 1 |
#4 | Porter Thomas Inlow | 1 |
#5 | Land Theodore L De Jr | 1 |
#6 | Norin Allan A | 1 |
#7 | Huising Garrett H | 1 |
#8 | Walker Abbott Harry | 1 |
#9 | Tuohy Joseph J | 1 |
Publication | Filing date | Title |
---|---|---|
US2983539A | Bag seal | |
US1182602A | Sealing implement. | |
US1234640A | Seal for bags. | |
US925759A | Barrel. | |
US819547A | Car-seal. | |
CA75507A | Seal | |
CA76140A | Sealing implement | |
US719866A | Seal. | |
US719865A | Seal. | |
US702351A | Sealing implement. | |
US719864A | Seal. |