Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
2,033 patents granted to the 6 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Sanofi’s names, not what it holds today.
Patents granted
2,033
1,979 utility, 51 design, 3 reissue, 1976 to Dec 31, 2025
Granted in 2025
107
Against 79 in 2024 and 81 in 2023
Applications published
2,392
132 of them in 2025
Names they are printed under
6
its own name, a former name
By yearGrantedApplications published
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Medical technology202
Pharmaceuticals60
Biotechnology39
Computer technology16
Organic fine chemistry11
Measurement5
Analysis of biological materials3
Other special machines2
Digital communication2
Electrical machinery, apparatus, energy1
Handling1
Chemical engineering1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name6 counted
Sanofi its own name
FR, as the owner printed on each patent. 9 more under the same name are not counted (printed in US, printed in FI)
540 publishedSanofi its own name
named as the applicant on its applications, in FR. 22 more under the same name are not counted (printed in CH, printed in US)
1,160 publishedSanofi-Aventis a former name
FR, as the owner printed on each patent. 3 more under the same name are not counted (printed in DE, printed in US)
685 publishedSanofi-Synthelabo a former name
FR, as the owner printed on each patent. 3 more under the same name are not counted (printed in US)
4 publishedSanofi S.A. its own name
FR, as the owner printed on each patent. 19 more under the same name are not counted (printed in CH, printed in NL)
1 publishedSANOFI-AVENTIS a former name
named as the applicant on its applications, in FR. 1 more under the same name are not counted (printed in DE)
2 publishedNames not counted (2)
SANOFI-AVENTIS
Most of its patents print IT; this name counts in FR. 4 granted and 2 published under it are not counted.
SANOFI SYNTHELABO SA
No country is printed for it. 0 granted and 2 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Dec 30, 2025 | 12,509,522 | Polypeptides comprising immunoglobulin single variable domains targeting il-13 and OX40L | Pharmaceuticals | Sanofi |
| Dec 30, 2025 | 12,508,366 | Housing element and drug delivery device herewith | Medical technology | Sanofi |
| Dec 23, 2025 | 12,502,485 | Drive mechanism for an injection device | Medical technology | Sanofi |
| Dec 16, 2025 | 12,496,751 | Manufacturing a two-part elastomeric plunger | Other special machines | Sanofi |
| Dec 16, 2025 | 12,496,402 | Medicament injection device | Medical technology | Sanofi |
| Dec 9, 2025 | 12,492,248 | Methods of treatment utilizing polypeptides comprising immunoglobulin single variable domains targeting IL-13 and TSLP | Biotechnology | Sanofi |
| Dec 2, 2025 | RE50,682 | Immunoglobulin variable domains | | Sanofi |
| Dec 2, 2025 | 12,488,886 | Electronically-controlled capturing system for drug delivery systems | Medical technology | Sanofi |
| Dec 2, 2025 | 12,485,231 | Cap | Medical technology | Sanofi |
| Nov 25, 2025 | 12,482,547 | Auxiliary device and reminder system for a drug delivery device | Medical technology | Sanofi |
Newest applications publishedan application is a clue, never a plan
| Published | Application | Title | Field | Owner as printed |
|---|
| Dec 25, 2025 | 2025/0388676 | BINDING PROTEINS COMPRISING AN ANTI-IMMUNE CHECKPOINT ANTIBODY OR A FRAGMENT THEREOF AND SINGLE-CHAIN TNFRSF LIGAND MULTIMERS | Biotechnology | Sanofi |
| Dec 25, 2025 | 2025/0387571 | Awakening Electronics in An Injection Device | Medical technology | Sanofi |
| Dec 18, 2025 | 2025/0384704 | PREDICTING PATIENT RESPONSES TO A CHEMICAL SUBSTANCE | Computer technology | Sanofi |
| Dec 11, 2025 | 2025/0376537 | METHODS OF TREATING CANCER USING TRISPECIFIC BINDING PROTEINS TARGETING HER2-EXPRESSING TUMORS | Pharmaceuticals | Sanofi |
| Dec 11, 2025 | 2025/0376526 | Fc VARIANT WITH ENHANCED AFFINITY TO Fc RECEPTORS AND IMPROVED THERMAL STABILITY | Pharmaceuticals | Sanofi |
| Dec 4, 2025 | 2025/0368619 | SUBSTITUTED TETRAHYDROCYCLOHEPTA[E]INDOLE DERIVATIVES, PROCESSES FOR THEIR PREPARATION AND THERAPEUTIC USES THEREOF | Organic fine chemistry | Sanofi |
| Dec 4, 2025 | 2025/0368605 | Novel Substituted 6,7-Dihydro-5H-Benzo[7]Annulene Compounds, Processes for their Preparation and Therapeutic Uses Thereof | Organic fine chemistry | Sanofi |
| Nov 20, 2025 | 2025/0356959 | Toxicity Prediction Of Compounds In Cellular Structures | Computer technology | Sanofi |
| Nov 20, 2025 | 2025/0356483 | Quality Control Of In-Vitro Analysis Sample Output | Computer technology | Sanofi |
| Nov 20, 2025 | 2025/0352733 | Medicament Injection Device | Medical technology | Sanofi |
What it applied for, 2024 to 2025: Medical technology 160 · Pharmaceuticals 64 · Biotechnology 33 · Organic fine chemistry 18 · Computer technology 15 · Chemical engineering 4.
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.