DAVID BAXTER THORNBURGH
Medical Practice in Miami, FL

2006019, Aug 31, 2006

Apr 28, 2006

11/413309

George Livingston - Ontario, CA
David Thornburgh - Miami Beach FL, US
Jeffrey Longmore - Houston TX, US

A61K 31/765, A61K 31/717, A61K 31/14

424078370, 514057000, 514643000

This invention provides a spermicidally and virucidally effective, vaginally applicable formulation, having the following approximate composition of essential ingredients: at least one benzalkonium chloride, in an amount from 0.05 to 0-0.2%; at least one spermicide selected from the group consisting of nonoxynols in an amount of from 0.05-12%, octoxynol-9 in an amount of from 0.05-4%, and triclosan in an amount from 0.05-2%; a biologically acceptable emollient, in an amount from 1-5%; hydroxypropyimethyl cellulose, in an amount from 0.1-3%; sodium carbomer, in an amount from 0.1-1%; de-ionized water, making up the balance. The composition has the attributes of (a) a semi-solid, essentially clear gel consistency and appearance, and (b) the ability to maintain a presence in the human vagina in the presence of mucous secretions therein, in virucidally effective amounts, for at least 24 hours after application thereto.

2002019, Dec 26, 2002

Jul 29, 2002

10/206324

George Livingston - Ontario, CA
David Thornburgh - Miami Beach FL, US
Jeffrey Longmore - Houston TX, US

GEDA International Marketing Company Ltd. - Nassau

A61K031/14, A61K031/075, A61K031/717

514/643000, 514/718000, 514/057000

This invention provides a spermicidally and virucidally effective, vaginally applicable formulation, having the following approximate composition of essential ingredients: at least one benzalkonium chloride, in an amount from 0.05 to 0-0.2%; at least one spermicide selected from the group consisting of nonoxynols in an amount of from 0.05-12%, octoxynol-9 in an amount of from 0.05-4%, and triclosan in an amount from 0.05-2%; a biologically acceptable emollient, in an amount from 1-5%; hydroxypropyimethyl cellulose, in an amount from 0.1-3%; sodium carbomer, in an amount from 0.1-1%; de-ionized water, making up the balance. The composition has the attributes of (a) a semi-solid, essentially clear gel consistency and appearance, and (b) the ability to maintain a presence in the human vagina in the presence of mucous secretions therein, in virucidally effective amounts, for at least 24 hours after application thereto.

2002006, May 23, 2002

Nov 29, 2001

09/995570

George Livingston - Ontario, CA
David Thornburgh - Miami Beach FL, US
Jeffrey Longmore - Houston TX, US

GEDA International Marketing Company Ltd. - Nassau

A61K031/717, A61K031/14

514/057000, 514/643000

This invention provides a spermicidally and virucidally effective, vaginally applicable formulation, having the following approximate composition of essential ingredients: at least one benzalkonium chloride, in an amount from 0.05 to 0-0.2%; at least one spermicide selected from the group consisting of nonoxynols in an amount of from 0.05-12%, octoxynol-9 in an amount of from 0.05-4%, and triclosan in an amount from 0.05-2%; a biologically acceptable emollient, in an amount from 1-5%; hydroxypropylmethyl cellulose, in an amount from 0.1-3%; sodium carbomer, in an amount from 0.1-1%; de-ionized water, making up the balance. The composition has the attributes of (a) a semi-solid, essentially clear gel consistency and appearance, and (b) the ability to maintain a presence in the human vagina in the presence of mucous secretions therein, in virucidally effective amounts, for at least 24 hours after application thereto.