(a) Whenever it shall come to the attention of the Trademark Trial and Appeal Board that a civil action, another Board proceeding, or an expungement or reexamination proceeding may have a bearing on a pending case, proceedings before the Board may be suspended until termination of the civil action, the other Board proceeding, or the expungement or reexamination proceeding. A civil action or proceeding is not considered to have been terminated until an order or ruling that ends litigation has been

(a) Except for the notice of opposition or the petition to cancel, every submission filed in the Office in inter partes cases, including notices of appeal to the courts, must be served upon the other party or parties. Proof of such service must be made before the submission will be considered by the Office. A statement signed by the attorney or other authorized representative, attached to or appearing on the original submission when filed, clearly stating the date and manner in which service was

Whenever periods of time are specified in this part in days, calendar days are intended. When the day, or the last day fixed by statute or by regulation under this part for taking any action or paying any fee in the Office falls on a Saturday, Sunday, or Federal holiday within the District of Columbia, the action may be taken, or the fee paid, on the next succeeding day that is not a Saturday, Sunday, or a Federal holiday. 37 C.F.R. §2.196 Part 3 pertaining to both patents and trademarks is placed