NORTHWESTERN EXPANDED METAL CO has a total of 15 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States. Its main competitors in its focus markets machines, machine tools and civil engineering are AMPLIFORM PTY LTD, YOUNGSTOWN PRESSED STEEL COMPA and UNIVERSAL SAFETY TREAD COMPANY.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 15 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Machine tools | |
#3 | Civil engineering | |
#4 | Packaging and shipping | |
#5 | Audio-visual technology | |
#6 | Surface technology and coating | |
#7 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Punching metal | |
#2 | Unspecified technologies | |
#3 | Finishing work on buildings | |
#4 | Containers for goods storage | |
#5 | Advertising | |
#6 | Nails | |
#7 | Unspecified technologies | |
#8 | Devices for applying fluent materials |
# | Name | Total Patents |
---|---|---|
#1 | Dean James H | 11 |
#2 | Baker George W | 5 |
#3 | Prange Henry W A | 1 |
#4 | Browne Edith D | 1 |
#5 | Joseph Jantusek | 1 |
#6 | Alfreds Torris H | 1 |
Publication | Filing date | Title |
---|---|---|
US1635662A | Manufacture of expanded metal | |
US1719648A | Display folder | |
US1742155A | Manufacture of expanded metal | |
US1608477A | Ribbed metal lath | |
US1608476A | Sheet-metal lath | |
US1608475A | Sheet-metal corner bead | |
US1608474A | Sheet-metal lath | |
US1664247A | Method and apparatus for slitting metal sheets | |
US1535944A | Metal basket | |
US1448109A | Machine for making expanded metal | |
US1550679A | Dipping and drying apparatus | |
US1474407A | Friction lock nut | |
US1525601A | Manufacture of ribbed expanded metal | |
US1443576A | Metal basket | |
US1443555A | Machine for making ribbed expanded metal |