Canadian Patents Database / Patent 2027218 Summary

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(12) Patent Application: (11) CA 2027218
(54) English Title: SHAVING GEL
(54) French Title: GEL POUR LE RASAGE
(52) Canadian Patent Classification (CPC):
  • 167/305
(51) International Patent Classification (IPC):
  • C11D 17/00 (2006.01)
(72) Inventors (Country):
  • MANN, SAMUEL J. (United States of America)
  • GARLEN, DAVID (United States of America)
  • MANN, SAMUEL J. (United States of America)
  • GARLEN, DAVID (United States of America)
(73) Owners (Country):
  • MANN, SAMUEL J. (Country Unknown)
  • GARLEN, DAVID (Country Unknown)
  • MANN, SAMUEL J. (United States of America)
  • GARLEN, DAVID (Afghanistan)
  • INVERNESS CORPORATION (United States of America)
(71) Applicants (Country):
(74) Agent: BORDEN LADNER GERVAIS LLP
(45) Issued:
(22) Filed Date: 1990-10-10
(41) Open to Public Inspection: 1991-04-12
(30) Availability of licence: N/A
(30) Language of filing: English

(30) Application Priority Data:
Application No. Country Date
07/420,079 United States of America 1989-10-11

English Abstract



ABSTRACT OF THE DISCLOSURE
A shaving gel which remains gelled upon application to the
skin, remains on the skin after one or more passes of the razor,
provides a closer, smoother shave, reduces or eliminates cuts and
nicks to the skin, is non-irritating and holds hair more rigidly for
shaving is provided. The gel comprises a gel intermediate which
remains gelled upon application to the skin and a cosmetically-
acceptable carrier. The shaving gel may further contain a
lubricating agent, a moisturizing agent, an emollient, a
preservative, a stabilizer, a coloring agent and a fragrance. Also
provided is a method of producing said shaving gel.


Note: Claims are shown in the official language in which they were submitted.


11
CLAIMS
THE EMBODIMENTS OF THE INVENTION IN WHICH AN EXCLUSIVE
PROPERTY OR PRIVILEGE IS CLAIMED ARE DEFINED AS FOLLOWS:
1. A shaving gel which comprises a gel intermediate which
remains gelled upon application to the skin and a cosmetically-
acceptable carrier.
2. The shaving gel of claim 1, wherein the gel
intermediate is the triethanolamine salt of carbomer-940.
3. The shaving gel of claim 2, wherein the
triethanolamine salt of carbomer-940 has a concentration between
about 0.25 and about 1.0% by weight of the shaving gel.
4. The shaving gel of claim 1, further comprising a
lubricating agent.
5. The shaving gel of claim 4, wherein the lubricating
agent is polyacrylamide.
6. The shaving gel of claim 5, wherein the polyacrylamide
has a concentration between about 0.05 and about 0.5% by weight of
the shaving gel.
7. The shaving gel of claim 4, further comprising a
moisturizing agent, an emollient, a preservative, and a stabilizer.
8. The shaving gel of claim 7, wherein the moisturizing
agent is glycerin, propylene glycol and ethyl alcohol.
9. The shaving gel of claim 8, wherein the glycerin and
propylene glycol each have a concentration between about 1 and about
4% by weight of the shaving gel and the ethyl alcohol has a
concentration between about 5 and about 20% by weight of the shaving
gel.



12
10. The shaving gel of claim 7, wherein the emollient is
allantoin and aloe vera gel.
11. The shaving gel of claim 10, wherein the allantoin has
a concentration between about 0.05 and about 1% by weight of the
shaving gel, and the aloe vera gel has a concentration between about
0.5 and 5% by weight of the shaving gel.
12. The shaving gel of claim 7, wherein the preservative
is selected from the group consisting of N-(3-chloroallyl) hexaminium
chloride, diazolidinyl urea, and a combination of both.
13. The shaving gel of claim 12, wherein the preservative
has a concentration between about 0.05 and about 1% by weight of the
shaving gel.
14. The shaving gel of claim 7, wherein the stabilizer is
disodium ethylenediaminetetraacetate.
15. The shaving gel of claim 14, wherein the disodium
ethylenediaminetetraacetate has a concentration between about 0.05
and about 1% by weight of the shaving gel.
16. The shaving gel of claim 7, further comprising a
coloring agent and a fragrance.
17. The shaving gel of claim 1, wherein the shaving gel
has a viscosity of between about 7.5 x 104 to about 15 x 104
centipoise.
18. The shaving gel of claim 1, wherein the shaving gel is
transparent and remains transparent upon application to the skin.
19. A shaving gel which comprises a gel intermediate which
remains gelled upon application to the skin and a cosmetically-
acceptable carrier, wherein the gel intermediate is between about



13
0.25 and about 1.0% by weight and the cosmetically-acceptable carrier
is between about 99.0 and about 99.75% by weight of the shaving gel.
20. The shaving gel of claim 19, wherein the gel
intermediate is the triethanolamine salt of carbomer-940 and the
cosmetically-acceptable carrier is deionized H2O.
21. A shaving gel which comprises a gel intermediate which
remains gelled upon application to the skin, a lubricating agent, and
a cosmetically-acceptable carrier, wherein the gel intermediate is
between about 0.25 and about 1.0% by weight, the lubricating agent is
between about 0.05 and about 0.5 by weight, and the cosmetically-
acceptable carrier is between about 98.5 and about 99.70% by weight
of the shaving gel.
22. The shaving gel of claim 21, wherein the gel
intermediate is the triethanolamine salt of carbomer-940, the
lubricating agent is polyacrylamide, and the cosmetically-acceptable
carrier is deionized H2O.
23. A shaving gel which comprises:
a) a gel intermediate which remains gelled upon
application to the skin, between about 0.25 and about 1.0% by weight;
b) a lubricating agent, between about 0.05 and about
0.5% by weight;
c) a moisturizing agent, between about 7 and about
25% by weight;
d) an emollient, between about 0.5 and about 6% by
weight;
e) a preservative, between about 0.05 and about 1
by weight;



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f) a stabilizer, between about 0.05 and about 1% by
weight;
g) a coloring agent, between about 0.00 and about
0.05% by weight;
h) a fragrance, between about 0.00 and about 1.50%
by weight; and
i) a cosmetically-acceptable carrier, between about
60.95 and about 92.10% by weight.
24. The shaving gel of claim 23, wherein:
a) the gel intermediate is the triethanolamine salt
of carbomer-940;
b) the lubricating agent is polyacrylamide;
c) the moisturizing agent is glycerin, between about
1 and about 4% by weight, propylene glycol, between about 1 and about
4% by weight, and ethyl alcohol, between about 5 and about 20% by
weight of the shaving gel;
d) the emollient is allantoin, between about 0.05
and about 1% by weight, and aloe vera gel, between about 0 5 and 5%
by weight of the shaving gel;
e) the preservative is N-(3-chloroallyl) hexaminium
chloride, between about 0.00 and about 1% by weight, and diazolidinyl
urea, between about 0.00 and about 1% by weight of the shaving gel;
f) t h e s t a b i 1 i z e r i s d i s o d i u m
ethylenediaminetetraacetate;
g) the coloring agent is FD&C Blue #1;
h) the fragrance is Fragrance Citrus Lime MF 2910
dissolved in polysorbate-20; and




i) the cosmetically-acceptable carrier is deionized
H2O.
25. A method of preparing a shaving gel which comprises:
a) dissolving in rapidly-agitating cold H2O an acidic
compound which is capable of being neutralized upon the addition of
a suitable base into a gel intermediate which remains gelled upon
application to the skin;
b) adding, at room temperature, a cosmetically-
acceptable carrier to the solution of step a):
c) adding the suitable base, with slow stirring and
at room temperature, to the solution of step b) to form a gel; and
d) adding, at room temperature, a lubricating agent
to the gel of step c).
26. The method of claim 25, wherein the acidic compound is
carbomer-940, the suitable base is triethanolamine, and the
lubricating agent is polyacrylamide.
27. The method of claim 25, wherein step b) further
comprises adding a moisturizing agent, and emollient, a preservative,
and a stabilizer, and wherein step d) further comprises adding a
coloring agent and a fragrance.



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Admin Status

Title Date
(22) Filed 1990-10-10
(41) Open to Public Inspection 1991-04-12
Dead Application 1993-04-11

Payment History

Fee Type Anniversary Year Due Date Amount Paid Paid Date
Filing $0.00 1990-10-10
Registration of Documents $0.00 1991-05-03

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Document
Description
Date
(yyyy-mm-dd)
Number of pages Size of Image (KB)
Abstract 1997-10-14 1 43
Claims 1997-10-14 5 417
Cover Page 1997-10-14 1 125
Description 1997-10-14 10 765
Drawings 1997-10-14 1 13