Robbert E. Duggy
No.
Ideas cannot be protected by copyright: only the expression of the ideas.
Ideas you came up with.
John came up with the most ridiculous idea ever. John came up with stupid ideas. John came up the stairs. John said came up so much that his head hurt. :/
She dead but she came up with her ideas in her sleep! All authors get story ideas from the same place - see the link.
Cassette Tapes
Entertianment is came up with unique and best ideas for birthday parties for kids.
Alfred Wallace
He came up with everything because he directed the movie and wrote the story.
Francis Bacon
Its a stolen idea... his friend came up with it BUT HE stole it ....
Nobody. Idioms and slang evolve naturally as people talk.