Company patents

C4 THERAPEUTICS, INC.

C4 THERAPEUTICS, INC. exhibits a highly concentrated patent strategy, with Heterocyclic Compounds representing a dominant 90.3% of its portfolio, showing consistent growth until a partial year decline in 2026. Surprisingly, despite its core biotech focus, the company also holds 4 patents (5.6% of its portfolio) in "Coin / Token Operated Apparatus," a consumer sector, indicating a potential, albeit small, diversification or an unrelated legacy asset.

Patent Trend by Technology Area

Yearly patent publications since 2023

Product themes

Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.

72 US filings (since 2023) · 5 categories · 7 themes

Targeted Small Molecule Therapeutics

Design and synthesis of acyclic or carbocyclic organic compounds that selectively modulate specific biological targets or pathways for the treatment of diseases.

Heterocyclic Compounds (Pharma)Pharmaceutical Preparations
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71since 2023
+15.0%YoY
Targeted Protein Degradation

Development of small molecules, often bifunctional (e.g., PROTACs) or molecular glues, that induce the ubiquitin-proteasome system or autophagy to selectively degrade specific disease-causing proteins.

Heterocyclic Compounds (Pharma)
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71since 2023
+15.0%YoY
Nucleic Acid-Based Therapies

Therapeutic strategies employing nucleic acids (DNA, RNA, oligonucleotides) to modulate gene expression, deliver genetic material, or interfere with disease-causing pathways. Includes gene therapy using viral vectors.

Therapeutic Activity (Pharma)Pharmaceutical Preparations
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10since 2023
-75.0%YoY
Advanced Cell & Gene Therapies

Development of therapeutic approaches involving the genetic modification of cells (e.g., T cells, stem cells, macrophages) or the use of viral/non-viral vectors to deliver genetic material for disease treatment.

Pharmaceutical Preparations
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7since 2023
+100.0%YoY
Antibody Engineering & Therapeutics

Design and modification of antibodies or antibody-derived fragments for targeted therapeutic intervention, including bispecific formats, Fc region modifications, and activatable constructs.

Pharmaceutical PreparationsTherapeutic Activity (Pharma)
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6since 2023
-66.7%YoY
Protein & Peptide Engineering

Modification of protein or peptide sequences, structures, or post-translational modifications (e.g., glycosylation, lipidation) to enhance their stability, solubility, delivery, or therapeutic efficacy.

Peptides & Proteins
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3since 2023
0.0%YoY
Chemical Synthesis of Drug Intermediates

Processes and methodologies for the efficient and scalable preparation of complex heterocyclic compounds and their precursors, including specific reaction conditions, purification techniques, and intermediate compounds.

Heterocyclic Compounds (Pharma)
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1since 2023
n/a

Patents

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