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Class Information
Number: 162/103
Name: Paper making and fiber liberation > Processes and products > Including solid non-waterlaid preform
Description: Processes in which a web or article deposited from a liquid suspension of fibers (waterlaid) is united with a solid preformed body not so deposited either during fiber deposition or prior to final drying thereof, and products of such processes.

Sub-classes under this class:

Class Number Class Name Patents
162/104 Between separately formed webs 15
162/107 Glass 4
162/105 Metallic 20
162/108 Woven fabric or parallel strands 34

Patents under this class:

Patent Number Title Of Patent Date Issued
8679294 Expandable microspheres and methods of making and using the same Mar. 25, 2014
8445392 Knitted structure designed to be incorporated in a sheet material May. 21, 2013
8409705 Rainbow fibres Apr. 2, 2013
8382945 Expandable microspheres and methods of making and using the same Feb. 26, 2013
8376409 Security sheet comprising a fibrous substrate Feb. 19, 2013
8317978 Nitriding of carbon nanotubes Nov. 27, 2012
8158253 Rainbow fibres Apr. 17, 2012
8083894 Method for manufacturing a security paper Dec. 27, 2011
7425245 Fibrous sheets Sep. 16, 2008
7422660 Method of producing a nonwoven material Sep. 9, 2008
7399379 Process of attaching reinforcing ply to ply containing mica-rich and mica-poor faces Jul. 15, 2008
6784126 High pulp content nonwoven composite fabric Aug. 31, 2004
6616803 Making paper Sep. 9, 2003
6592713 Method of producing a nonwoven material Jul. 15, 2003
6485608 Manufacture of plain bearings Nov. 26, 2002
6425977 Manufacture of plain bearings Jul. 30, 2002
6402888 Security paper comprising localized areas with reduced thickness and opacity, and method for making same Jun. 11, 2002
6355140 Method of manufacturing anti-falsification paper Mar. 12, 2002
6348133 Smooth textured wet-laid absorbent structure Feb. 19, 2002
6035914 Counterfeit-resistant materials and a method and apparatus for authenticating materials Mar. 14, 2000
6030497 Paper web and process for making the same Feb. 29, 2000
5989389 Method of producing visible, continuous streaks and/or delimited fields in paper Nov. 23, 1999
5928472 Paper web and process for making the same Jul. 27, 1999
5795377 Method for modifying papermaking sludge and products made from modified papermaking sludge Aug. 18, 1998
5744000 Method for making encoded filaments and use of encoded filaments to produce security paper Apr. 28, 1998
5718786 Flat oriented strand board-fiberboard composite structure and method of making the same Feb. 17, 1998
5567276 Paper of value and a method of producing it Oct. 22, 1996
5405500 Method for making sheet materials and security paper Apr. 11, 1995
5389202 Process for making a high pulp content nonwoven composite fabric Feb. 14, 1995
5368695 Method for producing an acoustic vibration plate Nov. 29, 1994
5161829 Security paper and method of manufacturing the same Nov. 10, 1992
5055160 Security paper with rigid segments Oct. 8, 1991
5020581 Process for inserting rigid segments in security paper Jun. 4, 1991
4990405 Multi-ply composites and sheets of epoxy and flocced 2:1 layered silicates Feb. 5, 1991
4941947 Composite fibrous polyethylene sheet Jul. 17, 1990
4877484 Flocced 2:1 layered silicates and water-resistant articles made therefrom Oct. 31, 1989
4761205 Security paper for currency and banknotes Aug. 2, 1988
4652015 Security paper for currency and banknotes Mar. 24, 1987
4606805 Electrolyte permeable diaphragm and method of making same Aug. 19, 1986
4557810 Bonded asbestos diaphragms Dec. 10, 1985
4552617 Security features in paper Nov. 12, 1985
4534398 Security paper Aug. 13, 1985
4478680 Method for treating electrolytic diaphragm Oct. 23, 1984
4462866 Sheet materials Jul. 31, 1984
4462867 Paper incorporating a partially embedded strip Jul. 31, 1984
4437935 Method and apparatus for providing security features in paper Mar. 20, 1984
4347104 Moisture-insensitive electrically-conductive paper Aug. 31, 1982
4038131 Short cycle pressed fiberboard manufacturing process Jul. 26, 1977
3960650 Machine and method for making a laminate structure Jun. 1, 1976
3957558 Method and apparatus for making a molded pulp product with a liquid impervious layer integrally secured thereon May. 18, 1976

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