Syngenta® Chronology



Associated Exhibit


1999 - 2006

Syngenta® spends 5-7 years and $200 million developing MIR162 trait, a genetic strain of corn that increases yields by killing corn pests.

Star Tribune article


June 3, 2006

Syngenta® files patent for MIR162 trait. The patent expires in 20 years (June 3, 2026).

Patent No. 8,232,456


August 16, 2006

The USDA Anounces that Bayer CropScient’s unapproved genetically modified rice traits were found in the US long grain rice supply, Markets immediately close and rice market losses were incurred.


May 17, 2007

Rice Producers file their Master Consolidated Complaint.


November 2007

Syngenta® states on its online BioTech Launch Policy that it will “conduct market and trade assessments to identify key import markets for all of our biotech products prior to product commercialization.”

Syngenta® BioTech Policy


December 16, 2008

Syngenta® files patent for Duracade trait. The patent expires in 20 years (December 16, 2028).

Patent No. 8,466,346


2009 - 2010

Some major markets (not including China) approve importation of MIR162 strain.

Center for Environmental Risk Assessment


August 2010

Syngenta® prematurely releases Agrisure MIR162 into the U.S. market for the 2011-2012 growing season without securing approval from China. Cross-pollination between corn strains contaminates the U.S. corn supply.

Syngenta® v Bunge



August 2011

Bunge grain storage and transportation company refuses to accept MIR162 corn on the grounds that it has not been approved by China, leaving some farmers without a market for their corn.

Bloomberg news article


August 22, 2011

Syngenta® sues Bunge in Federal Court, attempting to force Bunge to accept MIR162 corn at Bunge grain elevators.

Complaint with Jury Demand Against Bunge North America


August 26, 2011

NGFA and NAEGA issue joint statement in response to Bunge lawsuit condemning Syngenta® for selling MIR162 before making sure foreign markets won’t reject it, warning of negative effect on corn prices.



September 26, 2011

U.S. District Judge rules against Syngenta® and in favor of Bunge, allowing Bunge to continue to refuse MIR162 corn stating the risk of introducing new GMO corn prior to approving import approvals should fall on the company that commercialized it too soon, not the grain elevators.

Order Regarding Plaintiff’s Motion for Preliminary Injunction


November 2011

Bayer Crop Science agrees to pay 750,000,000 to settle rice litigation originally filed in May of 2007.  Master Settlement Agreement in following link.  Document  


April 18, 2012

CEO of Syngenta, Michael Mack, says in earnings call that he expects to get approval from China “within the matter of a couple of days.” (See Page 51 of Document "L")



February 28, 2013

USDA de-regulates next version of Agrisure MIR162 called Agrisure Duracade. Syngenta® announces that the new trait will be available for purchase for the 2014 planting season, despite lacking approval from China or the EU.

Syngenta® News

U.S. Grains Council



November 2013

China effectively closes their market to U.S. corn by rejecting 576,000 tons of corn shipments from U.S. corn farmers because they contain traces of MIR162.

LA Times article


January 23, 2014

In response, NGFA and NAEGA issue a joint statement asking Syngenta® to take MIR162 and Duracade off the market, because of the harm done to U.S. farmers by massive shipment refusals.



May 1, 2014

NGFA releases an economic report estimating that Syngenta’s commercialization of MIR162 has caused corn prices to drop from $.11 to $.50 per bushel and estimates losses between $1 billion and $2.9 billion in damages to American farmers.



August 13, 2014

Syngenta® lists MIR162 as one of the strains for which BioSafety certificates are available, implying it has secured approval from China, when it has not.


December 2014

China approves MIR 162 for import, however, China has not yet approved Duracade for import. China continues to reject US corn even after MIR 162 Approval, replaces US shipments with corn from Ukraine.

  V1, V2

May 29, 2015

Producer Plaintiff's Amended Class Action Master Complaint filed.


September 11, 2015

Kansas Court overrules Syngenta's Motion to Dismiss in large part, DENYING the company’s motions related to Duty, Proximate Cause, and the Economic Loss Doctrine. The action is generally considered a victory for farmers.


October 21, 2015

Kansas Federal MDL Judge established the expected first trial date in that Court to occur in June of 2017, late summer of 2016 was set as the likely time frame for the motion for class certification ruling.


June 3, 2026

Patent for MIR162 expires.

US Patent and Trademark Office


December 16, 2028

Patent for Duracade expires.

US Patent and Trademark Office