Which pharmaceutical giant famously rebranded its corporate logo in 2011 to include a 'spark of life' symbol, representing their shift toward patient-centered innovation in medicine?

The pharmaceutical industry spends billions on marketing their products and building brand recognition among healthcare providers and patients. Corporate logos and branding in medicine can significantly impact prescription choices and patient trust. This poll tests your knowledge of a famous pharmaceutical marketing pivot that changed medical industry branding forever.

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Pfizer - adding a blue oval with dynamic white curves
Merck - incorporating a green triangle with DNA helix
Abbott Laboratories - splitting into two companies with new logos
Johnson & Johnson - replacing their script logo with a red 'spark of life' symbol