Class D21H : PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
Subclass 13/06: Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material (chemical features in the manufacture of artificial fibres D01F) Synthetic cellulose fibres Cellulose esters
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11739165 | Phosphoric acid-esterified fine cellulose fiber and method for producing the same | May 28, 21 | Aug 29, 23 | OJI HOLDINGS CORPORATION |
| 11668050 | Ultrasonic welding of wet laid nonwoven compositions | Aug 16, 21 | Jun 06, 23 | Eastman Chemical Company |
| 11525215 | Cellulose and cellulose ester film | Jul 26, 19 | Dec 13, 22 | Eastman Chemical Company |
| 11492756 | Paper press process with high hydrolic pressure | Jul 26, 19 | Nov 08, 22 | Eastman Chemical Company |
| 11492755 | Waste recycle composition | Jul 26, 19 | Nov 08, 22 | Eastman Chemical Company |
| 11479919 | Molded articles from a fiber slurry | Jul 26, 19 | Oct 25, 22 | Eastman Chemical Company |
| 11466408 | Highly absorbent articles | Jul 26, 19 | Oct 11, 22 | Eastman Chemical Company |
| 11441267 | Refining to a desirable freeness | Jul 26, 19 | Sep 13, 22 | Eastman Chemical Company |
| 11421385 | Soft wipe comprising cellulose acetate | Jul 26, 19 | Aug 23, 22 | Eastman Chemical Company |
| 11414791 | Recycled deinked sheet articles | Jul 26, 19 | Aug 16, 22 | Eastman Chemical Company |
| 11408128 | Sheet with high sizing acceptance | Jul 26, 19 | Aug 09, 22 | Eastman Chemical Company |
| 11401659 | Process to produce a paper article comprising cellulose fibers and a staple fiber | Jul 26, 19 | Aug 02, 22 | Eastman Chemical Company |
| 11396726 | Air filtration articles | Jul 26, 19 | Jul 26, 22 | Eastman Chemical Company |
| 11390996 | Elongated tubular articles from wet-laid webs | Jul 26, 19 | Jul 19, 22 | Eastman Chemical Company |
| 11339537 | Paper bag | Jul 26, 19 | May 24, 22 | Eastman Chemical Company |
| 11339532 | Modified fiber from shredded pulp sheets, methods, and systems | Nov 15, 18 | May 24, 22 | International Paper Company |
| 11313081 | Beverage filtration article | Jul 26, 19 | Apr 26, 22 | Eastman Chemical Company |
| 11306433 | Composition of matter effluent from refiner of a wet laid process | Jul 26, 19 | Apr 19, 22 | Eastman Chemical Company |
| 11299854 | Paper product articles | Jul 26, 19 | Apr 12, 22 | Eastman Chemical Company |
| 11118313 | Ultrasonic welding of wet laid nonwoven compositions | Mar 10, 20 | Sep 14, 21 | Eastman Chemical Company |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0063,349 | ELONGATED TUBULAR ARTICLES FROM WET-LAID WEBS | Jul 26, 19 | Feb 27, 20 | Eastman Chemical Company |
| 2020/0063,348 | SOFT WIPE COMPRISING CELLULOSE ACETATE | Jul 26, 19 | Feb 27, 20 | Eastman Chemical Company |
| 2020/0063,354 | AIR FILTRATION ARTICLES | Jul 26, 19 | Feb 27, 20 | Eastman Chemical Company |
| 2020/0010,688 | OLEOPHOBIC COATINGS AND WIPES AND APPLICATORS USED TO PRODUCE THEM | Apr 02, 19 | Jan 09, 20 | Not available |
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