Organic electroluminescence device and organic light emitting medium
US-9728727-B2 · Aug 8, 2017 · US
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Chemistry & Metallurgy
Chemistry & Metallurgy · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C2103/46 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 6 |
| 2017 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Synthesis of Tetracyclines and intermediates thereto
US-9688644-B2 · Jun 27, 2017 · US
Methods for synthesizing and purifying aminoalkyl tetracycline compounds
US-2017158616-A1 · Jun 8, 2017 · US
Substituted tetracycline compounds
US-9533943-B2 · Jan 3, 2017 · US
Substituted tetracycline compounds for treatment of inflammatory skin disorders
US-9481639-B2 · Nov 1, 2016 · US
Methods for synthesizing and purifying aminoalkyl tetracycline compounds
US-9434680-B2 · Sep 6, 2016 · US
Organic electroluminescence device and organic light emitting medium
US-9343682-B2 · May 17, 2016 · US
4-dedimethylamino tetracycline compounds
US-9278911-B2 · Mar 8, 2016 · US
Crystalline salts of (4S,4AS,5AR,12AS)-4-dimethylamino-3,10,12,12A-tetrahydroxy-7-[methoxy(methyl)amino)-methyl] acid amide and methods of using the same
US-9255068-B2 · Feb 9, 2016 · US
Salts and polymorphs of a tetracycline compound
US-9227921-B2 · Jan 5, 2016 · US
9-substituted minocycline compounds
US-9090541-B2 · Jul 28, 2015 · US
Synthesis of tetracyclines and intermediates thereto
US-9073829-B2 · Jul 7, 2015 · US
7-disubstituted-phenyl tetracycline derivatives
US-2015166470-A1 · Jun 18, 2015 · US
Substituted tetracycline compounds
US-9012433-B2 · Apr 21, 2015 · US
4-dedimethylamino tetracycline compounds
US-2015105355-A1 · Apr 16, 2015 · US
Substituted tetracycline compounds
US-2015045329-A1 · Feb 12, 2015 · US
Methods for synthesizing and purifying aminoalkyl tetracycline compounds
US-8946196-B2 · Feb 3, 2015 · US