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A Moisturizing Composition

Abstract: The present disclosure describes a moisturizing formulation comprising: silicones comprising cyclopentasiloxane (and) dimethicone crosspolymer, and dimethicone; sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone; and at least one humectant, wherein the silicones to the at least one humectant weight ratio in the formulation is in the range of 1:0.66-1:1.5. Also disclosed are the processes for preparation of the moisturizing composition.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
30 November 2017
Publication Number
22/2019
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
iprdel@lakshmisri.com
Parent Application
Patent Number
Legal Status
Grant Date
2022-11-02
Renewal Date

Applicants

ITC LIMITED
ITC LIFE SCIENCES & TECHNOLOGY CENTRE #3. 1st Main, Peenya Industrial Area, Phase-1, Bangalore 560 058, India

Inventors

1. PAVASKAR, Teena Purushottham
ITC LIFE SCIENCES & TECHNOLOGY CENTRE #3. 1st Main, Peenya Industrial Area, Phase 1, Bangalore 560 058, India
2. TRIPATHI, Himani
ITC LIFE SCIENCES & TECHNOLOGY CENTRE #3. 1st Main, Peenya Industrial Area, Phase 1, Bangalore 560 058, India
3. DAS, Anindita
ITC LIFE SCIENCES & TECHNOLOGY CENTRE #3. 1st Main, Peenya Industrial Area, Phase 1, Bangalore 560 058, India
4. MOHAN, Aparna
ITC LIFE SCIENCES & TECHNOLOGY CENTRE #3. 1st Main, Peenya Industrial Area, Phase 1, Bangalore 560 058, India
5. BHASKAR, James Prabhanand
ITC LIFE SCIENCES & TECHNOLOGY CENTRE #3. 1st Main, Peenya Industrial Area, Phase 1, Bangalore 560 058, India

Specification

Claims:1. A skin moisturizing formulation comprising:
a) silicones comprising cyclopentasiloxane (and) dimethicone crosspolymer, and dimethicone;
b) sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone; and
c) at least one humectant,
wherein the silicones to the at least one humectant weight ratio in the formulation is in the range of 1:0.66-1:1.5.

2. The moisturizing formulation as claimed in claim 1, wherein the silicones to sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone weight ratio in the formulation is in the range of 1:0.8-1:2.4.

3. The moisturizing formulation as claimed in claim 1, wherein sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone to the at least one humectant weight ratio is in the range of 1:0.4-1:1.25.

4. The moisturizing formulation as claimed in claim 1, wherein the silicones comprising cyclopentasiloxane (and) dimethicone crosspolymer, and dimethicone has a weight percentage in the range of 3.2-4.8% with respect to the formulation.

5. The moisturizing formulation as claimed in claim 1, wherein sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone has a weight percentage in the range of 2-4% with respect to the formulation.

6. The moisturizing formulation as claimed in claim 1, wherein the at least one humectant has a weight percentage in the range of 3.2-4.8% with respect to the formulation.

7. The moisturizing formulation as claimed in any of the claims 1-6, wherein the at least one humectant is selected from the group consisting of glycerine, propylene glycol, sorbitol, hexanetriol, polyethylene glycol, hexylene glycol, D-panthenol, and combinations thereof.

8. The moisturizing formulation as claimed in any of the claims 1-7 further comprising at least one excipient selected from the group consisting of at least one emollient, at least one preservative, at least one antioxidant, and combinations thereof.
9. The moisturizing formulation as claimed in claim 8, wherein the at least one emollient has a weight percentage in the range of 5-20%, with respect to the formulation, and the emollient is allantoin; the at least one preservative has a weight percentage in the range of 0.3-1.2% with respect to the formulation, and the preservative is selected from the group consisting of phenoxyethanol, methylisothiazolinone (and) methylparaben (and) propylparaben (and) phenoxyethanol, disodium EDTA, and combinations thereof; the at least one antioxidant has a weight percentage in the range of 0.4-0.95% with respect to the formulation, and the antioxidant is selected form the group consisting of tocopheryl acetate, niacinamide, benzophenone-4, and combinations thereof.

10. A process for preparation of moisturizing formulation as claimed in any of the claims 1-7, said process comprising the steps of: (a) obtaining silicones comprising cyclopentasiloxane (and) dimethicone crosspolymer, and dimethicone 200/350; (b) obtaining sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone; (c) obtaining at least one humectant; and (d) contacting the silicones, sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone, and the at least one humectant to obtain the formulation.

11. A process for preparation of moisturizing formulation as claimed in any of the claims 1-9, said process comprising the steps of: (a) obtaining silicones comprising cyclopentasiloxane (and) dimethicone crosspolymer, and dimethicone 200/350; (b) obtaining sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone; (c) obtaining at least one humectant; (d) obtaining at least one emollient; (e) obtaining the at least one preservative; (f) obtaining at least one antioxidant; and (g) contacting the silicones, sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone, the at least one humectant, the at least one emollient, the at least one preservative, the at least one antioxidant, to obtain the formulation.

12. The process for preparation of moisturizing formulation as claimed in claim 11, said process comprising the steps of: (a) obtaining silicones comprising cyclopentasiloxane (and) dimethicone crosspolymer, and dimethicone 200/350; (b) obtaining sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone; (c) obtaining at least one humectant; (d) obtaining at least one emollient; (e) obtaining the at least one preservative; (f) obtaining at least one antioxidant; (g) contacting the silicones comprising cyclopentasiloxane (and) dimethicone crosspolymer, and dimethicone 200/350 to at least one preservative to obtain pre-mix I; (h) contacting the at least one humectant to the at least one emollient to obtain pre-mix II; (i) contacting the at least one silicone, sodium polyacrylate (and) dimethicone (and) cyclopentasiloxane (and) trideceth-6 (and) PEG/PPG-18/18 dimethicone, and the at least one antioxidant to obtain pre-mix III; (j) contacting the pre-mix I, the pre-mix II, and the pre-mix III with the at least one antioxidant to obtain pre-mix-IV; (k) contacting the at least one preservative to the pre-mix IV; (l) contacting the at least one antioxidant to product of step (k); and (m) stirring at low speeds for a time in the range of 20-30 minutes to obtain the formulation.

13. The moisturizing formulation as claimed in claim 1, wherein the formulation has a pH in the range of 4-6.5.

14. The moisturizing formulation as claimed in claim 1, wherein the formulation has a viscosity in the range of 15000cp to 23000cp
, Description:AS ATTACHED

Documents

Application Documents

# Name Date
1 201741043084-STATEMENT OF UNDERTAKING (FORM 3) [30-11-2017(online)].pdf 2017-11-30
2 201741043084-FORM 1 [30-11-2017(online)].pdf 2017-11-30
3 201741043084-DRAWINGS [30-11-2017(online)].pdf 2017-11-30
4 201741043084-DECLARATION OF INVENTORSHIP (FORM 5) [30-11-2017(online)].pdf 2017-11-30
5 201741043084-COMPLETE SPECIFICATION [30-11-2017(online)].pdf 2017-11-30
6 201741043084-Proof of Right (MANDATORY) [26-02-2018(online)].pdf 2018-02-26
7 201741043084-FORM-26 [26-02-2018(online)].pdf 2018-02-26
8 Correspondence by Agent_Proof Of Right-PA_27-02-2018.pdf 2018-02-27
9 201741043084-FORM 18 [22-11-2021(online)].pdf 2021-11-22
10 201741043084-FER.pdf 2021-12-07
11 201741043084-FER_SER_REPLY [06-06-2022(online)].pdf 2022-06-06
12 201741043084-US(14)-HearingNotice-(HearingDate-11-10-2022).pdf 2022-09-07
13 201741043084-Correspondence to notify the Controller [10-10-2022(online)].pdf 2022-10-10
14 201741043084-Written submissions and relevant documents [21-10-2022(online)].pdf 2022-10-21
15 201741043084-PatentCertificate02-11-2022.pdf 2022-11-02
16 201741043084-IntimationOfGrant02-11-2022.pdf 2022-11-02

Search Strategy

1 searchstrategy201741043084E_02-12-2021.pdf

ERegister / Renewals

3rd: 22 Dec 2022

From 30/11/2019 - To 30/11/2020

4th: 22 Dec 2022

From 30/11/2020 - To 30/11/2021

5th: 22 Dec 2022

From 30/11/2021 - To 30/11/2022

6th: 22 Dec 2022

From 30/11/2022 - To 30/11/2023

7th: 05 Oct 2023

From 30/11/2023 - To 30/11/2024

8th: 07 Nov 2024

From 30/11/2024 - To 30/11/2025

9th: 27 Oct 2025

From 30/11/2025 - To 30/11/2026