AZT/3TC Opposition

GSK had filed in patent application for fixed dose combination of Zidovudine/Lamivudine (AZT/3TC) in 1997. Click here to view the Complete Specifications of this Application.

Here is the Pre-Grant Opposition filed by PLHIV Community

Pre-Grant Opposition to AZT_3TC fixed dose combination Application No. 2044/CAL/1997

This opposition resulted in withdrawal of the application by GSK. Access here: Open Letter from GSK promising withdrawal of AZT/3TC FDC

Also view the Letter from Patent Office declaring the withdrawal of GSK application.

TD Opposition and rejection order

View here pre-grant opposition to Tenofovir Disoproxil by PLHIV Community in India and Brazilian Civil society

India - Pre Grant Opposition by PLHIV networks to TD Application 2076/Del/1997 in 2006

India - Pre Grant Opposition by Brazilian organization and NGO Sahara to TD Application 2076/DEL/1997 in 2007

Also available here is the Rejection of TD application by Indian Patent Office

Patent RejectionOrder to TD 2076/DEL/1997 in 2009

TDF opposition

For anyone who is interested in looking at TDF opposition application and patent status:

Click here to see the India - Opposition to Tenofovir Disoproxil Fumarate (TDF) application

896/DEL/2002

Access here the Patent Rejection Order on TDF (896/DEL/2002) in India

Missing decisions

We have been writing often on the issue of availability and non-availability of decisions.

While I have been able to access most of the decisions, I am still not able to download the following decisions.

• 1270/MUMNP/2006
• 247/CHE/2005
• IN/PCT/2001/484/CHE
• 381/MUM/2005
• 385/MUM/2005
• 1613/CHE/2006
• 190/CHE/2005
• 1513/CHENP/2004
• 187/MUM/2006
• 105/MUM/2005
• 1005/MUM/2003

If any of the readers have copies of the same, please put in a comment.

Synergy/ 'Surprising Effect' - Indian patent office decisions

For folks interested in the demonstration of synergy / 'surprising effect' (or lack thereof), I recommend reading the following (recent) decisions from the Indian Patent Office (Chennai section):

1) 1873/CHENP/2007

&

2) 3487/CHENP/2005


For a positive decision in the synergy for a composition context, do read the decision in IN/PCT/2002/00977/DEL.