The appropriate option for Sleep-Time Inc. to file a challenge to Ruby's patent, assuming they believe it infringes on their own patent, would typically be One year from the grant of Ruby's patent correct option is c.
When Sleep-Time Inc. believes that Ruby's patented pillow infringes upon their own patented product, they typically have a one-year window from the grant date of Ruby's patent to file a challenge. This period allows Sleep-Time to contest the validity of Ruby's patent
Claim infringement based on their prior patent rights. Failing to initiate a challenge within this one-year timeframe might limit Sleep-Time's ability to legally dispute Ruby's patent. potentially affecting their capacity to protect their intellectual property.
This limitation underscores the importance of timely action in patent disputes, as missing this deadline could hinder Sleep-Time's ability to defend their own patent rights or contest the validity of Ruby's patent in a legal setting, affecting their competitive position in the market.
Ruby invents a new type of pillow and obtains a patent for it. Sleep-Time Inc. believes that Ruby's pillow infringes on one of Sleep-Time's previously patented products. Sleep-Time must file a challenge to Ruby's patent within:
a. Nine months of the issuance of Ruby's patent
b. Six years from the date Ruby first infringes on Sleep-Time's patent
c. One year from the grant of Ruby's patent
d. Two years of Ruby first putting the pillow on the market