Description
Class C01G : COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
Subclass 3/14: Compounds of copper Complexes with ammonia
C01G 3/14
Sub-Class
Stats
- 4 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 3 Total Patent Owners
- 25 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9889403 | Solid ammonia storage and delivery material | Feb 26, 13 | Feb 13, 18 | AMMINEX EMISSIONS TECHNOLOGY A/S |
| 7655211 | Process for producing ammonium thiosulfate | Aug 22, 07 | Feb 02, 10 | THIOSOLV, LLC |
| 5328669 | Extraction of precious metals from ores and other precious metal containing materials using halogen salts | Jan 26, 93 | Jul 12, 94 | South Dakota School of Mines and Technology |
| 5308381 | Ammonia extraction of gold and silver from ores and other materials | Apr 15, 93 | May 03, 94 | South Dakota School of Mines and Technology |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2021/0039,956 | COPPER(II)-AMMONIA COMPLEX ION SULFIDIZATION ACTIVATOR, PREPARATION AND APPLICATION THEREOF | Aug 03, 20 | Feb 11, 21 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 24 Months (last 2 years Issuances)
- 24 Months (last 5 years Issuances)