Nerio Therapeutics Inc. has patented new tyrosine-protein phosphatase non-receptor type 1 (PTPN1; PTP-1B) and/or tyrosine-protein phosphatase non-receptor type 2 (PTPN2; TCPTP) inhibitors reported to be useful for the treatment of cancer, diabetes type 2, obesity and metabolic diseases.

Research at Kumquat Biosciences Inc. has led to the development of Hetero-atom containing compounds described as tyrosine-protein phosphatase non-receptor type 1 (PTPN1; PTP-1B) and (PTPN2; TCPTP) inhibitors and reported to be useful for the treatment of cancer.

Researchers at Abbvie Inc. and Calico Life Sciences LLC have described protein tyrosine phosphatase inhibitors, particularly tyrosine-protein phosphatase non-receptor type 2 (PTPN2; TCPTP) and/or PTPN1 (PTP-1B), reported to be useful for the treatment of non-small-cell lung cancer (NSCLC).