♻️ Reworked Trademark Policy [due Oct 10]

Based on the Model Trademark Guidelines with help and advice from Chestek Legal.

This is a significant revision.

voting group: @commonhaus/cf-egc attn: @jkschneider

Do one of the following:

• Approve the PR or react with 👍 (:+1:) if it looks good to you
• Review with Comments or react with 👀 (:eyes:) if you're "ok" with it (it may not be your favorite)
• If you think it needs discussion or revision
  • Create a review, add your comments and require changes
  • Use the +- button to make a suggestion (instead of just adding a comment).