CROWN ZELLERBACH CORP has a total of 1,245 patent applications. Its first patent ever was published in 1937. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets packaging and shipping, machines and textiles and paper are SONOCO PRODUCTS CO, MAJER CHRISTIAN GMBH CO KG and COMBIBLOC INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 466 | |
#2 | Canada | 298 | |
#3 | France | 75 | |
#4 | United Kingdom | 74 | |
#5 | Germany | 64 | |
#6 | Sweden | 34 | |
#7 | Japan | 26 | |
#8 | EPO (European Patent Office) | 24 | |
#9 | Finland | 21 | |
#10 | Italy | 20 | |
#11 | Belgium | 19 | |
#12 | Spain | 17 | |
#13 | Austria | 15 | |
#14 | Switzerland | 15 | |
#15 | Netherlands | 14 | |
#16 | Australia | 12 | |
#17 | Brazil | 11 | |
#18 | Norway | 11 | |
#19 | Ireland | 7 | |
#20 | WIPO (World Intellectual Property Organization) | 6 | |
#21 | Denmark | 4 | |
#22 | Israel | 3 | |
#23 | Mexico | 3 | |
#24 | South Africa | 3 | |
#25 | Argentina | 1 | |
#26 | Dominican Republic | 1 | |
#27 | USSR (Union of Socialist Soviet Republics) | 1 |
# | Industry | |
---|---|---|
#1 | Packaging and shipping | |
#2 | Machines | |
#3 | Textiles and paper | |
#4 | Organic fine chemistry | |
#5 | Surface technology and coating |
# | Technology | |
---|---|---|
#1 | Containers for goods storage | |
#2 | Handling thin material | |
#3 | Unspecified technologies | |
#4 | Acyclic or carbocyclic compounds | |
#5 | Paper coating | |
#6 | Unspecified technologies | |
#7 | Paper-making machines | |
#8 | Shaping of plastics | |
#9 | Calendars | |
#10 | Layered products |
# | Name | Total Patents |
---|---|---|
#1 | Reba Imants | 89 |
#2 | Herschler Robert J | 47 |
#3 | Hartbauer Ellsworth A | 38 |
#4 | Goheen David W | 32 |
#5 | Weis Rudolf R | 26 |
#6 | George Walter C | 22 |
#7 | Reba I | 21 |
#8 | Cisney Merle E | 20 |
#9 | Fallert Clifford D | 19 |
#10 | Hearon William M | 18 |
Publication | Filing date | Title |
---|---|---|
US4644045A | Method of making spunbonded webs from linear low density polyethylene | |
US4574996A | Multi-cell container | |
US4585159A | Collapsible container and frame | |
CA1247809A | Spent pulping liquor recovery process | |
US4637858A | Pyrolysis of black liquor at high temperatures using radiant energy | |
US4597573A | System for handling discrete sheets | |
US4582555A | Heatseal die | |
US4542842A | Pneumatic conveying method for flexible webs | |
US4576675A | System for securing a plurality of objects together with adhesive tape | |
US4548081A | Ultrasonic softness testing system | |
US4539259A | Laminate for making tubes | |
US4643775A | Fabric conditioning and cleaning system | |
US4534399A | Paper stock diffuser system | |
US4573633A | Corner lock on paperboard baking and shipping tray | |
US4499801A | Web slitting and grooving method | |
WO8402707A1 | Films of linear low density polyethylene having improved impact strength | |
US4547349A | Method of slaking lime | |
US4548770A | Subjecting film to corona discharge prior to compression rolling | |
US4505412A | Pneumatic conveyor system for flexible webs | |
US4483712A | Water-borne laminating ink |