metre vs trademark

metre

verb
  • To put into metrical form. 

noun
  • The basic unit of length in the International System of Units (SI: Système International d'Unités), equal to the distance travelled by light in a vacuum in 1/299 792 458 seconds. The metre is equal to 39+⁴⁷⁄₁₂₇ (approximately 39.37) imperial inches. 

  • The rhythm or measure in verse and musical composition. 

trademark

verb
  • To so label a product. 

  • To register something as a trademark. 

adj
  • Distinctive, characteristic, signature. 

noun
  • Any proprietary business, product or service name. 

  • The aspect for which someone or something is best known; a hallmark or typical characteristic. 

  • A word, symbol, or phrase used to identify a particular company's product and differentiate it from other companies' products. 

How often have the words metre and trademark occurred in a corpus of books? (source: Google Ngram Viewer )