Description
Class C01C : AMMONIA; CYANOGEN; COMPOUNDS THEREOF
Subclass 1/02: Ammonia; Compounds thereof Preparation or separation of ammonia
C01C 1/02
Sub-Class
Stats
- 104 US PATENTS IN FORCE
- 33 US APPLICATIONS PENDING
- 53 Total Patent Owners
- 534 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12252428 | System and method for recovering ammonia from an ammonia-containing liquid | May 27, 22 | Mar 18, 25 | Process Limited |
| 12215037 | Systems and methods for recovering salts, aluminum, alumina and ammonia from salt slag waste generated in aluminum recycling | Nov 16, 23 | Feb 04, 25 | Evergreen Alumina, LLC |
| 12186726 | Use of renewable energy in the production of chemicals | Jan 14, 20 | Jan 07, 25 | Sabic Global Technologies B.V. |
| 12151945 | Electrochemical synthesis of ammonia with lithium halogen salts | Jan 22, 19 | Nov 26, 24 | UNM Rainforest Innovations |
| 12138564 | Method for removing inert gas from liquid ammonia | Sep 13, 19 | Nov 12, 24 | Thyssenkrupp Uhde GmbH; THYSSENKRUPP AG; |
| 12128378 | Use of renewable energy in olefin synthesis | Jan 14, 20 | Oct 29, 24 | Sabic Global Technologies B.V. |
| 12115492 | Phototrophic purification of hydrogen sulfide containing streams | Oct 28, 20 | Oct 15, 24 | ExxonMobil Technology and Engineering Company |
| 12098331 | Enhanced hydroprocessing process with ammonia and carbon dioxide recovery | Oct 31, 19 | Sep 24, 24 | Saudi Arabian Oil Company |
| 12098078 | Method and device for safely generating pure ammonia for GC/CI-MS/MS and ICP-MS applications | Jan 09, 24 | Sep 24, 24 | NAIF ARAB UNIVERSITY FOR SECURITY SCIENCES (NAUSS) |
| 12065398 | Use of renewable energy in methanol synthesis | Jan 14, 20 | Aug 20, 24 | Sabic Global Technologies B.V. |
| 11958752 | Transition metal nitrides as solid carriers for ammonia storage | Aug 11, 21 | Apr 16, 24 | Massachusetts Institute of Technology |
| 11873229 | Process for preparing calcium fluoride from fluosilicic acid | Apr 22, 16 | Jan 16, 24 | OCP SA |
| 11834343 | Systems and methods for recovering salts, aluminum, alumina and ammonia from salt slag waste generated in aluminum recycling | Nov 13, 20 | Dec 05, 23 | Not available |
| 11772967 | Integrated processes for treatment of an ammonium fluorosulfate byproduct of the production of bis (fluorosulfonyl) imide | Dec 17, 21 | Oct 03, 23 | Honeywell International, Inc. |
| 11772037 | Methods for extracting and recycling ammonia from MOCVD process exhaust gas by FTrPSA | May 28, 19 | Oct 03, 23 | Zhejiang Tiancaiyunji Technology Co., Ltd. |
| 11623869 | Method for producing a nanostructured complex (CFI-1), a protein-associated nanostructured complex (MRB-CFI-1) and use | Apr 21, 21 | Apr 11, 23 | UNIVERSIDADE ESTADUAL DE CAMPINAS—UNICAMP |
| 11572284 | Method for producing a nanostructured complex (CFI-1), a protein-associated nanostructured complex (MRB-CFI-1) and use | Apr 21, 21 | Feb 07, 23 | UNIVERSIDADE ESTADUAL DE CAMPINAS—UNICAMP |
| 11518685 | Conversion of ammonium nitrate into useful products | Feb 01, 21 | Dec 06, 22 | Southwest Research Institute |
| 11491435 | Methods and systems for removing ammonia from a gas mixture | May 20, 20 | Nov 08, 22 | Entegris Inc. |
| 11485645 | System for ammonia distillation | May 14, 18 | Nov 01, 22 | The Boeing Company |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0074,779 | AMMONIA PRODUCTION FROM NITRATE WASTE USING PtRu-BASED CATALYST | Dec 20, 22 | Mar 06, 25 | Not available |
| 2025/0059,057 | SYSTEMS AND METHODS FOR PRODUCING RENEWABLE AMMONIA | Dec 15, 22 | Feb 20, 25 | Not available |
| 2025/0033,017 | USE OF RENEWABLE ENERGY IN THE PRODUCTION OF CHEMICALS | Oct 15, 24 | Jan 30, 25 | Sabic Global Technologies B.V. |
| 2025/0034,458 | INTEGRATION OF STEAM CRACKER AND BLUE AMMONIA UNITS TO REDUCE CO2 EMISSION | Jul 24, 24 | Jan 30, 25 | KELLOGG BROWN & ROOT LLC |
| 2025/0010,264 | USE OF RENEWABLE ENERGY IN OLEFIN SYNTHESIS | Sep 26, 24 | Jan 09, 25 | Sabic Global Technologies B.V. |
| 2024/0400,914 | ENHANCED HYDROPROCESSING PROCESS WITH AMMONIA AND CARBON DIOXIDE RECOVERY | Aug 13, 24 | Dec 05, 24 | Not available |
| 2024/0375,969 | PROCESS FOR PRODUCING AMMONIA | Jul 22, 22 | Nov 14, 24 | Not available |
| 2024/0359,154 | USE OF RENEWABLE ENERGY IN METHANOL SYNTHESIS | Jul 03, 24 | Oct 31, 24 | Sabic Global Technologies B.V. |
| 2024/0360,020 | HOLISTIC MANURE MANAGEMENT WITH IMPROVED ENVIRONMENTAL SUSTAINABILITY AND EXTRACTION OF MANURE VALUE | Apr 26, 23 | Oct 31, 24 | Not available |
| 2024/0335,793 | EXTRACTION OF AMMONIA AND SULFURIC ACID FROM AMMONIUM-SULFATE-RICH (WASTE) WATERS | Apr 04, 24 | Oct 10, 24 | Evonik Operations GmbH |
| 2024/0317,595 | SYSTEM FOR RECOVERING INERT GASES FROM AN AMMONIA SYNTHESIS LOOP AND METHOD THEREOF | Jul 06, 22 | Sep 26, 24 | Not available |
| 2024/0297,326 | ENERGY PRODUCTION SYSTEM | Jun 28, 22 | Sep 05, 24 | PHOTONCYCLE AS |
| 2024/0269,164 | A SOLID-GAS REACTION TO GENERATE NITROXYL (HNO) IN THE GAS PHASE | May 17, 22 | Aug 15, 24 | Not available |
| 2024/0261,720 | METHODS USING LIGAND INSERTION MECHANISM FOR AMMONIA CAPTURE AND STORAGE IN METAL-ORGANIC FRAMEWORKS | Feb 06, 24 | Aug 08, 24 | The Regents of the University of California |
| 2024/0240,335 | NOx ACTIVATION TO AMMONIA | Apr 07, 22 | Jul 18, 24 | Not available |
| 2024/0239,655 | DEUTERIUM RECOVERY METHOD AND DEUTERIUM RECOVERY EQUIPMENT | Jul 14, 22 | Jul 18, 24 | Not available |
| 2024/0239,673 | METHOD FOR PRODUCING AMMONIACAL NITROGEN | May 19, 22 | Jul 18, 24 | Centre National De La Recherche Scientifique (CNRS); UNIVERSITÉ TOULOUSE III - PAUL SABATIER; |
| 2024/0167,062 | HYDROGEL SYSTEM FOR CONTROLLING OXYGEN CONCENTRATION | Mar 16, 22 | May 23, 24 | Ramot at Tel-Aviv University Ltd. |
| 2024/0157,290 | DIRECT AIR-CO2-CAPTURED VIA AMMONIA PLANTS | Nov 13, 23 | May 16, 24 | Not available |
| 2024/0002,244 | AMMONIA PRODUCTION | Nov 23, 21 | Jan 04, 24 | NEDERLANDSE ORGANISATIE VOOR TOEGEPAST- NATUURWETENSCHAPPELIJK ONDERZOEK TNO |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 31 Months (last 2 years Issuances)
- 31 Months (last 5 years Issuances)