TIMELINE: Jeffrey Baldwin 1997-2002

A coroner’s inquest into the death of five-year-old Jeffrey Baldwin began Sept. 9, more than a decade after the boy’s death at the hands of his grandparents, Elva Bottineau and Norman Kidman. He weighed only 21 pounds when he died in November 2002.

Here is a chronology of notable dates in Jeffrey’s life and events that led up to and since his death.

Dec. 4, 2013: Elva Bottineau testifies at the coroner’s inquest.

Nov. 13, 2013: Jeffrey’s grandmother Elva Bottineau wins her bid to participate at the coroner’s inquest into the boy’s death.

Oct. 30, 2013: Catholic Children’s Aid Society caseworker Margarita Quintana testifies at coroner’s inquest, admitting she trusted the grandparents despite red flags in their file that indicated the couple’s fraught relationship with their own children.

Oct. 11, 2013: Coroner’s inquest hears that not long after baby Jeffrey was placed in the care of the grandparents, a children’s aid society worker looked at files on their record of child abuse but didn’t passed on the information to the workers directly involved with Jeffrey’s care.

Oct. 7-8, 2013: Jeffrey’s mother Yvonne Kidman testifies at coroner’s inquest, marking the first time she was able to refute allegations of negligent care by her own mother, Elva Botinnea who got custody of Jeffrey and his three sisters.

Sept. 18, 2013: Jeffrey’s father Richard Baldwin testifies at coroner’s inquest, describing his son was a happy boy, always wanting hugs and kisses. Baldwin and his common-law wife lost custody of Jeffrey to her parents when he was a toddler.

Sept. 10, 2013: Case worker Osiris Villalobos testifies saying he went to the home after Jeffrey’s death and he examined the room with the coroner, who pressed Jeffrey’s feces-stained mattress, while wearing a glove, and found that it was also soaked with urine.

Sept. 9, 2013: A coroner’s inquest into Jeffrey’s death starts. It’s expected to hear testimonies from 35 witnesses and last three months.

Jan. 19, 2012: The Supreme Court of Canada decided not to hear an appeal from Bottineau.

March 3, 2011: The Court of Appeal for Ontario dismisses Bottineau and Kidman’s appeals. Bottineau’s lawyer had argued she wasn’t smart enough to realize Jeffrey would die. Kidman had asked the court to quash his murder conviction and instead send him to prison for manslaughter.

June 9, 2006: Bottineau and Kidman are sentenced to serve at least 22 and 20 years, respectively, of their life sentences before they are eligible for parole.

April 7, 2006: Bottineau and Kidman are convicted of second-degree murder in what police described as one of the worst cases of child abuse Canada has ever seen.

Sept. 8, 2005: The trial begins for Bottineau and Kidman. They plead not guilty to first-degree murder.

Nov. 30, 2002: Jeffrey dies, weeks shy of his sixth birthday, of septic shock from malnutrition and bacterial pneumonia that was caused by sleeping in his own waste. He weighed 21 pounds _ one pound less than he did on his first birthday.

1998: The Catholic Children’s Aid Society of Toronto gives Bottineau and Kidman custody of four of their grandchildren, including Jeffrey.

1978: Norman Kidman is convicted of assaulting two of Bottineau’s children from a previous relationship.

1970: A 19-year-old Elva Bottineau is sentenced to one year of probation for assaulting her five-month-old daughter Eva, who had died of pneumonia.