KIRSCHBRAUN LESTER has a total of 28 patent applications. Its first patent ever was published in 1914. It filed its patents most often in Canada, Spain and United States. Its main competitors in its focus markets macromolecular chemistry and polymers, textiles and paper and measurement are ZEO IP PTY LTD, HIDE ITE LEATHER COMPANY and INTERNAT BITUMEN EMULSIONS COR.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 19 | |
#2 | Spain | 3 | |
#3 | United States | 3 | |
#4 | Switzerland | 2 | |
#5 | Denmark | 1 |
# | Industry | |
---|---|---|
#1 | Macromolecular chemistry and polymers | |
#2 | Textiles and paper | |
#3 | Measurement |
# | Technology | |
---|---|---|
#1 | Macromolecular compounds compositions | |
#2 | Paper coating | |
#3 | Analysing materials |
# | Name | Total Patents |
---|---|---|
#1 | Kirschbraun Lester | 24 |
#2 | Lester Kirschbraun | 1 |
Publication | Filing date | Title |
---|---|---|
US1302810A | Bituminous composition and process of making same. | |
US1188081A | Process of treating bituminous compositions. | |
US1180506A | Testing-machine. | |
CA256081A | Emulsion | |
CA256080A | Process of making paper | |
CA280289A | Emulsion product | |
CA245715A | Bituminous composition | |
CA245711A | Waterproofing material | |
CA245877A | Waterproof felted composition | |
CA245713A | Felted fibrous composition | |
CA248220A | Waterproof product | |
CA249764A | Apparatus for making emulsions | |
CA203698A | Bituminous composition | |
CA256079A | Pavement | |
CA245712A | Paint | |
CA264914A | Paper making method | |
CA245710A | Bituminous composition | |
CA245714A | Felted sheet | |
CA249765A | Process of making emulsions | |
CA248219A | Waterproof composition |