IP Library Granted Patent US 10,111,853
Granted Patent B2
US 10,111,853 · App. 15/377,857 · Granted Oct 30, 2018

Compounds, compositions, and methods for the treatment of cancers

Inventors: Mark T. Bilodeau (Waltham, MA); Craig A. Dunbar (Needham, MA); Timothy E. Barder (Arlington, MA); Edward R. Lee (Sudbury, MA); Rossitza G. Alargova (Brighton, MA); Danielle N. Rockwood (Medford, MA); Rajesh Shinde (Waltham, MA); Patrick Lim Soo (Boston, MA); Benoît Moreau (Newton, MA)
Assignee: PLACON THERAPEUTICS, INC.
A61K31/282A61K9/0019A61K9/08A61K47/26A61K47/34
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Quick Facts
Patent No.
US 10,111,853
App. No.
15/377,857
Granted
Oct 30, 2018
Kind
B2
Abstract

The present teachings relate to compounds and compositions for treatment of cancers. In some embodiments, the composition comprises a platinum (IV) complex having at least one carboxylate or carbamate ligand.

Claims (19)

1. A method of inhibiting proliferation of a cell, wherein the cell is a cancer cell selected from the group consisting of a lung cancer cell and a colorectal cancer cell, comprising contacting the cell with an effective amount of a compound of selected from the group consisting of

2. The method of claim 1 , wherein the compound induces cell death of the cancer cell.

3. The method of claim 1 , wherein the platinum level in the cell is increased.

4. The method of claim 1 , wherein the compound is dosed as a nanoparticle.

5. The method of claim 4 , wherein the nanoparticle comprises polyester.

6. The method of claim 5 , where the polyester is selected from polycaprolactone, poly(p-dioxanone), poly(butylene succinate), polycarbonate, polylactide, polyglycolide, or poly(lactide-co-glycolide).

7. The method of claim 6 , wherein the polyester is selected from polylactide, polyglycolide, or poly(lactide-co-glycolide).

8. The method of claim 7 , wherein the polylactide, polyglycolide, or poly(lactide-co-glycolide) has a number weight molecular weight of about 15 kDa to about 200 kDa.

9. The method of claim 4 , wherein the nanoparticle comprises a PEGylated polylactide, a PEGylated polyglycolide, or a PEGylated poly(lactide-co-polyglycolide.

10. The method of claim 9 , wherein the PEG unit in the PEGylated polylactide, PEGylated polyglycolide, or PEGylated poly(lactide-co-polyglycolide has a number average molecular weight from about 1 kDa to 25 kDa.

11. The method of claim 4 , wherein the nanoparticle has an average particle size between about 20 nm and about 220 nm.

12. The method of claim 4 , wherein the nanoparticle is formulated in sucrose.

13. The method of claim 4 , wherein less than 50% of the compound is released in the first hour.

14. The method of claim 4 , wherein the compound is released in the course of 48 hours.

15. The method of claim 1 , wherein the compound is dosed as a free compound.

16. The method of claim 15 , wherein the free compound is formulated with a surfactant.

17. The method of claim 15 , wherein the free compound is formulated with a lyoprotectant.

18. The method of claim 15 , wherein the free compound is formulated with sucrose, or physiological saline.

19. A method of treating cancer in a subject, wherein the cancer is selected from the group consisting of lung cancer and colorectal cancer, the method comprising administering to the subject an effective amount of a compound of a compound of selected from the group consisting of

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 29, 2020
From: PLACON THERAPEUTICS, INC.
To: XLINK THERAPEUTICS, INC.
Reel/Frame 054215/0859 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2017
From: BILODEAU, MARK T.; DUNBAR, CRAIG A.; BARDER, TIMOTHY E.; LEE, EDWARD R.; ALARGOVA, ROSSITZA G.; ROCKWOOD, DANIELLE N.; SHINDE, RAJESH; LIM SOO, PATRICK; MOREAU, BENOÎT
To: BLEND THERAPEUTICS, INC.
Reel/Frame 040950/0943 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2017
From: BLEND THERAPEUTICS, INC.
To: PLACON THERAPEUTICS, INC.
Reel/Frame 040950/0951 →
Continuity (3)
Division 14654086
Provisional Application 61739234 · Dec 19, 2012
Related Publication 20170087118A1 · Mar 30, 2017