Mark Text | Image | Register | NICE classifications | Registration Date | Expiry Date | ||
---|---|---|---|---|---|---|---|
RESIDENTIAL MAINTENANCE SERVICE | United States Patent and Trademark Office | 37 | 1982-09-14 | 1989-04-13 | historic | details | |
EFFICIENT ENERGY EVALUATION PLAN MAINTAIN EVALUATE INSTALL | United States Patent and Trademark Office | 37 | 1982-04-06 | 1988-11-18 | historic | details |