Description
Class C08L : COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
Subclass 1/24: Compositions of cellulose, modified cellulose, or cellulose derivatives Cellulose derivatives Cellulose xanthate Viscose
C08L 1/24
Sub-Class
Stats
- 12 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 11 Total Patent Owners
- 87 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12187889 | Non-painted thermoplastic resin composition comprising viscose rayon and capable of embodying marble pattern and molded article thereof | Sep 23, 19 | Jan 07, 25 | CEPLA CO., LTD. |
| 11338475 | Fiber-reinforced resin composition | May 01, 15 | May 24, 22 | Daicel Polymer Ltd. a corporation |
| 9200147 | Processes for making cellulose ester compositions | Jun 28, 11 | Dec 01, 15 | EASTMAN CHEMICAL COMPANY |
| 9068063 | Cellulose ester/elastomer compositions | Jun 28, 11 | Jun 30, 15 | EASTMAN CHEMICAL COMPANY |
| 7837916 | Method for manufacturing silicate-containing fiber | Jun 01, 05 | Nov 23, 10 | Sateri International Co. Ltd. |
| 6379598 | Viscose spin bath additive of an amphoteric surfactant | Jan 04, 00 | Apr 30, 02 | AKZO NOBEL N.V. |
| 6068689 | Method of producing a viscose solution | Oct 15, 99 | May 30, 00 | AKZO NOBEL SURFACE CHEMISTRY AB |
| 6045587 | Method of reducing color and polymerization decay of cellulose viscose | May 09, 98 | Apr 04, 00 | ACELON CHEMICALS AND FIBER CORPORATION |
| 5584919 | Pelletized pre-dope granules of cellulose and tertiary amine oxide, spinning solution, of cellulose and process for making them | Sep 09, 94 | Dec 17, 96 | KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY |
| 5556452 | Moulding materials and spinning materials containing cellulose | Aug 19, 94 | Sep 17, 96 | LENZING AKTIENGESELLSCHAFT |
| 5221702 | Composite block & process for manufacturing | Dec 09, 91 | Jun 22, 93 | DUROPAR TECHNOLOGIES INC., INTERGLOBE BUSINESS VENTURES LIMITED, C/O MACMASTER, POOLMAN & DE VRIES, BARRISTERS AND SOLICITORS, |
| RE31380 | Rayon fibers containing starch | Sep 23, 80 | Sep 13, 83 | TAMBRANDS INC., Avtex Fibers Inc., |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0174,769 | DISSOLUTION METHOD | Mar 17, 22 | May 30, 24 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 38 Months (last 2 years Issuances)
- 38 Months (last 5 years Issuances)