SRF Limited
Gurgaon, IN· latest recorded location
SRF Limited is named on 10 US grants and 13 published applications in this corpus. Its most frequent classification is C07C (Acyclic or carbocyclic compounds).
- Granted patents
- 10
- Published applications
- 13
- Inventors
- 38
- Granted in 2026 so far
- 0
- Most recent grant
- 18 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 0 |
| 2020 | 2 | 2 |
| 2021 | 0 | 4 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year.
Technology areas
Share of 23 documents
Recent patents
- Azeotrope or azeotrope like compositions comprising 1234yf18 Apr 2023US 11,629,279 B2
- Preparation of 2,3,3,3-tetrafluoropropene and intermediates thereof1 Mar 2022US 11,261,146 B2
- Process for the preparation of 2,3,3,3-tetrafluoropropene22 Dec 2020US 10,870,613 B2
- Process for preparation of halo substituted benzoic acid compound and intermediates thereof21 Apr 2020US 10,626,074 B2
- Process for the preparation of 2,3,3,3-tetrafluoropropene from methyl chloride and chlorodifluoromethane26 Mar 2019US 10,239,804 B2
- Process for preparation of halogenated benzylamine and intermediates therof21 Apr 2022US 2022/0119337 A1
- Preparation of 2,3,3,3-tetrafluoropropene and intermediates thereof9 Dec 2021US 2021/0380507 A1
- Compositions comprising 2,3,3,3-tetrafluoropropene11 Nov 2021US 2021/0348045 A1
- Azeotrope or azeotrope like compositions comprising 1234yf26 Aug 2021US 2021/0261842 A1
- Process for purification of olefin feed comprising 1234yf15 Jul 2021US 2021/0214293 A1
Most cited
By later US patents