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Class Information
Number: 162/100
Name: Paper making and fiber liberation > Processes and products
Description: Processes, for depositing fibers from a liquid suspension thereof to form an interfelted fibrous product (paper), combinations of such fiber depositing steps with other treatments of the deposited fibrous product, treatments of the deposited product prior to the final drying thereof not otherwise provided for, paper treating processes not otherwise provided for, and products of such processes not otherwise provided for.










Sub-classes under this class:

Class Number Class Name Patents
162/151 Animal or proteinaceous fiber 19
162/218 Article forming processes (pulp molding) 96
162/231 Articles 68
162/139 Cigarette paper 102
162/201 Combined processes 49
162/199 Conditioning, preparing or repairing of apparatus 373
162/138 Electrical or magnetic product characteristic 147
162/187 Hydration and/or gelatinization 28
162/103 Including solid non-waterlaid preform 50
162/193 Lead strip forming and/or guiding 146
162/152 Mineral fiber 124
162/123 Multi-layer waterlaid webs or sheets 335
162/158 Non-fiber additive 1,217
162/188 Non-uniform internal structure 15
162/109 Non-uniform, irregular or configured web or sheet 467
162/141 Plural fiber containing 167
162/101 Pore forming in situ (e.g., gas generation) 68
162/189 Reclamation, salvage or reuse of materials 184
162/202 Running or indefinite length work forming and/or treating processes (e.g., web) 113
162/140 Safety, identification and fraud preventing paper 130
162/157.1 Synthetic fiber (including chemically modified cellulose) 128
162/150 Undigested cellulosic fiber 52
162/192 Utilizing electrical or wave energy 76
162/102 Utilizing non-aqueous suspending medium 26
162/135 With coating after drying 653
162/194 With cutting and/or slitting 82
162/196 With folding or twisting (e.g., roving) 10
162/198 With measuring, inspecting and/or testing 442
162/134 With printing and/or variegated coloring 134
162/197 With stretching, tensioning, decurling, flexing or breaking 74
162/118 With winding or roll forming 69


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8545675 Apparatus for separating particles and methods for using same Oct. 1, 2013
8481168 Alginate-based building materials Jul. 9, 2013
8460756 Method for producing a pattern on an endless strip Jun. 11, 2013
8440052 Method and arrangement for feeding chemicals into a pulp process stream May. 14, 2013
8428283 Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker Apr. 23, 2013
8409357 Self-cleaning apparatus and method for thick slurry pressure control Apr. 2, 2013
8377526 Compositions containing expandable microspheres and an ionic compound, as well as methods of making and using the same Feb. 19, 2013
8317978 Nitriding of carbon nanotubes Nov. 27, 2012
8298373 Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents Oct. 30, 2012
8282774 Ligno cellulosic materials and the products made therefrom Oct. 9, 2012
8153863 Transgenic plants expressing GLK1 and CCA1 having increased nitrogen assimilation capacity Apr. 10, 2012
8144912 Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker Mar. 27, 2012
8110723 Transcription factors Feb. 7, 2012
8097122 Papermaking machine dewatering blade incorporating attachment mechanism Jan. 17, 2012
7875314 Method for using receiver medium having adjustable properties Jan. 25, 2011
7410553 Building construction felt paper with biocide/anti-microbial treatment Aug. 12, 2008
7384507 Watermarked paper Jun. 10, 2008
7378149 High strength material using cellulose microfibrils May. 27, 2008
7335814 Transgenic cells expressing glucosyltransferase nucleic acids Feb. 26, 2008
7306846 Flowable and meterable densified fiber particle Dec. 11, 2007
7264689 Method of chemically loading fibers in a fiber suspension Sep. 4, 2007
7231714 Corrosion-resistant exterior alloy for composite tubes Jun. 19, 2007
7201825 Process for making a flowable and meterable densified fiber particle Apr. 10, 2007
7018508 Process for producing dried singulated crosslinked cellulose pulp fibers Mar. 28, 2006
6984290 Method for applying water insoluble chemical additives with to pulp fiber Jan. 10, 2006
6962645 Reticulated absorbent composite Nov. 8, 2005
6946049 Tissue paper used for heat-sensitive stencil sheet, heat-sensitive stencil sheet, and method of making the same Sep. 20, 2005
6939438 Apparatus for loading fibers in a fiber suspension with calcium carbonate Sep. 6, 2005
6936136 Amino-functionalized pulp fibers Aug. 30, 2005
6918992 Fluff pulp for absorption products Jul. 19, 2005
6863774 Polishing pad for use in chemical-mechanical planarization of semiconductor wafers and method of making same Mar. 8, 2005
6837970 Wood pulp fiber morphology modifications through thermal drying Jan. 4, 2005
6833187 Unbleached pulp for lyocell products Dec. 21, 2004
6814759 Stable zeolite/cellulose composite materials and method of preparation Nov. 9, 2004
6802895 Non-thermoplastic starch fibers and starch composition for making same Oct. 12, 2004
6802938 Low density paper and paperboard articles Oct. 12, 2004
6790527 Lyocell fiber from unbleached pulp Sep. 14, 2004
6773793 Glass flake paper Aug. 10, 2004
6767851 Chopped strand non-woven mat production Jul. 27, 2004
6677427 Enzyme-catalyzed polyamides and compositions and processes of preparing and using the same Jan. 13, 2004
6599326 Inhibition of pulp and paper yellowing using hydroxylamines and other coadditives Jul. 29, 2003
6599391 Filler for use in paper manufacture and procedure for producing a filler Jul. 29, 2003
6592712 Method to manufacture paper using fiber filler complexes Jul. 15, 2003
6589387 Process for improving the drainage of cellulosic pulps by adding carbon dioxide directly into the pulp Jul. 8, 2003
6572735 Wet-formed composite defining latent voids and macro-cavities Jun. 3, 2003
6533898 Softened comminution pulp Mar. 18, 2003
6533895 Apparatus and method for chemically loading fibers in a fiber suspension Mar. 18, 2003
6503372 Twin wire former assembly Jan. 7, 2003
6497787 Process of manufacturing a wet-laid veil Dec. 24, 2002
6458450 Tissue paper Oct. 1, 2002

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