US 10,376,718 B2
Composition containing a cellulose derived capsule with a sunscreen
Laura E. Cohen, Huntington Beach, CA (US)
Assigned to CoLabs International Corporation, Las Vegas, NV (US)
Filed by CoLabs International Corporation, Las Vegas, NV (US)
Filed on Oct. 27, 2017, as Appl. No. 15/796,627.
Application 15/796,627 is a continuation of application No. 15/264,285, filed on Sep. 13, 2016, granted, now 10,098,823.
Application 15/264,285 is a continuation of application No. 14/072,926, filed on Nov. 6, 2013, granted, now 9,456,966, issued on Oct. 4, 2016.
Claims priority of provisional application 61/769,758, filed on Feb. 27, 2013.
Claims priority of provisional application 61/722,870, filed on Nov. 6, 2012.
Prior Publication US 2018/0055748 A1, Mar. 1, 2018
This patent is subject to a terminal disclaimer.
Int. Cl. A61Q 17/04 (2006.01); A61K 8/49 (2006.01); A61K 8/19 (2006.01); A61K 8/46 (2006.01); A61Q 17/02 (2006.01); A61K 8/44 (2006.01); C09B 69/10 (2006.01); C09B 67/02 (2006.01); A61K 8/35 (2006.01); A61K 8/37 (2006.01); A61K 8/06 (2006.01); A61K 8/73 (2006.01); A61Q 5/12 (2006.01); A61K 8/11 (2006.01); A61Q 19/10 (2006.01); A61Q 5/02 (2006.01); A61Q 17/00 (2006.01); A61Q 19/00 (2006.01); A61Q 5/06 (2006.01)
CPC A61Q 17/04 (2013.01) [A61K 8/062 (2013.01); A61K 8/11 (2013.01); A61K 8/19 (2013.01); A61K 8/35 (2013.01); A61K 8/37 (2013.01); A61K 8/445 (2013.01); A61K 8/466 (2013.01); A61K 8/494 (2013.01); A61K 8/498 (2013.01); A61K 8/4926 (2013.01); A61K 8/731 (2013.01); A61Q 5/02 (2013.01); A61Q 5/06 (2013.01); A61Q 5/12 (2013.01); A61Q 17/02 (2013.01); A61Q 19/007 (2013.01); A61Q 19/10 (2013.01); C09B 67/0097 (2013.01); C09B 69/109 (2013.01); A61K 2800/21 (2013.01); A61K 2800/412 (2013.01); A61K 2800/60 (2013.01); A61Q 17/005 (2013.01)] 20 Claims
 
1. A shampoo composition comprising a sunscreen composition, the sunscreen composition comprising:
a. first flexible cellulose derived capsules encapsulating a first sunscreen composition comprising octocrylene and avobenzone;
b. second flexible cellulose derived capsules encapsulating a second sunscreen composition comprising octinoxate;
c. at least 10% (w/v) of one or more anionic lathering surfactant that includes an alkyl sulfosuccinate, an acyl isethionate, an acyl taurate, or any combination thereof; and
d. about 1% (w/v) to about 10% (w/v) of a zwitterionic surfactant that includes a betaine;
wherein the first and second flexible cellulose derived capsules consist of i) cellulose, ethylcellulose, hydroxypropylcellulose, hydroxypropylmethylcellulose, carboxymethylcellulose, a derivative of cellulose, a derivative of hydroxypropylcellulose, a derivative of hydroxypropylmethylcellulose, a derivative of ethylcellulose, a derivative of carboxymethylcellulose, or any combination thereof, and ii) the encapsulated first or second sunscreen composition, respectively; and
wherein the first and second flexible cellulose derived capsules have a mean diameter of about 200 nm to about 750 nm; and
wherein the composition has an SPF of at least about 20.