US 12,109,173 B1
Pharmaceutical container with pH protective layer deposited by atomic layer deposition
Robert Abrams, New York City, NY (US); Alexander Klibanov, Del Mar, CA (US); Robert Langer, Newton, MA (US); and Glenn Fredrickson, Santa Barbara, CA (US)
Assigned to INNOVATIVE SCIENTIFIC PRODUCTS, INC., Auburn, AL (US)
Filed by Innovative Scientific Products, Inc., Auburn, AL (US)
Filed on May 16, 2024, as Appl. No. 18/666,677.
Claims priority of provisional application 63/550,319, filed on Feb. 6, 2024.
Int. Cl. A61J 1/14 (2023.01); C23C 16/40 (2006.01); C23C 16/455 (2006.01); A61J 1/06 (2006.01)
CPC A61J 1/1468 (2015.05) [C23C 16/403 (2013.01); C23C 16/405 (2013.01); C23C 16/45553 (2013.01); A61J 1/062 (2013.01); A61J 1/065 (2013.01)] 30 Claims
OG exemplary drawing
 
1. A pharmaceutical container comprising a lumen defined in part by a wall made of a polymer,
the wall having an inner surface facing the lumen, an outer surface, and a pH protective layer comprising TiO2, ZrO2, and/or MgO disposed on the inner surface,
wherein the pH protective layer is a layer produced by atomic layer deposition (ALD) process.