US 12,290,997 B2
Apparatuses and methods for multistage molding of lenses
Jay P. Marsh, Bonsall, CA (US); and Jerome A. Legerton, Jupiter, FL (US)
Assigned to Innovega, Inc., Bellevue, WA (US)
Filed by INNOVEGA, INC., Bellevue, WA (US)
Filed on Sep. 22, 2023, as Appl. No. 18/372,021.
Application 18/372,021 is a continuation of application No. 17/382,654, filed on Jul. 22, 2021, granted, now 11,794,427.
Application 17/382,654 is a continuation of application No. 16/675,710, filed on Nov. 6, 2019, granted, now 11,426,959, issued on Aug. 30, 2022.
Prior Publication US 2024/0017506 A1, Jan. 18, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G02C 7/04 (2006.01); B29D 11/00 (2006.01); G02B 1/04 (2006.01)
CPC B29D 11/00038 (2013.01) [G02C 7/047 (2013.01); G02C 7/049 (2013.01); G02B 1/043 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A contact lens, comprising:
a component;
an insert;
a spacer formed by molding the component and insert together in a first molding stage; and
a lens body formed around the component, the insert, and the spacer in a second molding stage;
wherein the component or at least one subcomponent of the component is lower in oxygen permeability than the lens body around the component.