Class B29B : PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
Subclass 7/02: Mixing; Kneading (in general B01F; combined with calendering B29C 43/24, with injection B29C 45/46, with extrusion B29C 47/36) non-continuous, with mechanical mixing or kneading devices, i.e. batch type
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12246094 | Tamper resistant dosage forms | Mar 13, 24 | Mar 11, 25 | Purdue Pharma L.P.; Purdue Pharmaceuticals L.P.; |
| 12116472 | Molded article having a wood grain-like appearance | Sep 30, 20 | Oct 15, 24 | The Procter & Gamble Company |
| 11964056 | Tamper resistant dosage forms | Sep 27, 23 | Apr 23, 24 | Purdue Pharma L.P.; Purdue Pharmaceuticals L.P.; |
| 11938225 | Tamper resistant dosage forms | Jun 05, 23 | Mar 26, 24 | Purdue Pharm, L.P.; Purdue Pharmaceuticals L.P.; |
| 11904055 | Tamper resistant dosage forms | Aug 22, 22 | Feb 20, 24 | Purdue Pharma L.P.; Purdue Pharmaceuticals L.P.; |
| 11826472 | Tamper resistant dosage forms | May 05, 23 | Nov 28, 23 | Purdue Pharma L.P.; Purdue Pharmaceuticals L.P.; |
| 11304909 | Tamper resistant dosage forms | Sep 21, 20 | Apr 19, 22 | Purdue Pharma L.P.; Purdue Pharmaceuticals, L.P.; |
| 11304908 | Tamper resistant dosage forms | Sep 21, 20 | Apr 19, 22 | Purdue Pharma L.P.; Purdue Pharmaceuticals, L.P.; |
| 11298322 | Tamper resistant dosage forms | Sep 21, 20 | Apr 12, 22 | Purdue Pharma L.P.; Purdue Pharmaceuticals, L.P.; |
| 11213489 | Tamper resistant dosage forms | Sep 21, 20 | Jan 04, 22 | Purdue Pharma L.P.; Purdue Pharmaceuticals L.P.; |
| RE48730 | Dental composite material having stable pasty property | Mar 21, 19 | Sep 14, 21 | Shofu Inc. |
| 11084910 | Cross-linked rubber and production method therefor | Jun 06, 18 | Aug 10, 21 | Zeon Corporation |
| 11066497 | Liquid formulation for reaction injection molding and manufacturing method thereof | Dec 27, 19 | Jul 20, 21 | Rimtec Corporation |
| 11041059 | Method for reclaiming rubber, and renewed rubber compositions obtainable thereby | Nov 17, 17 | Jun 22, 21 | Rijksuniversiteit Groningen |
| 10808082 | Method for kneading a polymer | Jun 17, 19 | Oct 20, 20 | Sumitomo Rubber Industries, Ltd. |
| 10737427 | Long fiber-reinforced polyarylene sulfide resin molded article and method for producing the same | Mar 22, 16 | Aug 11, 20 | DIC Corporation |
| 10493003 | Dental composite material having stable pasty property | Feb 21, 17 | Dec 03, 19 | Shofu Inc. |
| 10287405 | Crosslinked resin molded body, crosslinkable resin composition, method of producing these, silane master batch, and molded article | Jul 05, 18 | May 14, 19 | FURUKAWA ELECTRIC CO., LTD. |
| 10093035 | Colorant dispersion in polymer materials using solid-state shear pulverization | Mar 15, 13 | Oct 09, 18 | Northwestern University |
| 10076499 | Tamper resistant dosage forms | Jan 31, 18 | Sep 18, 18 | Purdue Pharma L.P.; Purdue Pharmaceuticals L.P.; |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0082,581 | TAMPER RESISTANT DOSAGE FORMS | Nov 20, 24 | Mar 13, 25 | Not available |
| 2025/0073,173 | TAMPER RESISTANT DOSAGE FORMS | Nov 20, 24 | Mar 06, 25 | Not available |
| 2024/0408,024 | TAMPER RESISTANT DOSAGE FORMS | Aug 21, 24 | Dec 12, 24 | Not available |
| 2024/0335,980 | MASTER BATCH, REGENERATED PLASTIC, AND METHOD OF MANUFACTURING REGENERATED PLASTIC | Apr 01, 24 | Oct 10, 24 | Ricoh Company, Ltd. |
| 2023/0134,700 | TAMPER RESISTANT DOSAGE FORMS | Aug 22, 22 | May 04, 23 | Purdue Pharma L.P.; Purdue Pharmaceuticals L.P.; |
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