| Number | Name | Date | Kind |
|---|---|---|---|
| 3455531 | Baker | Jul 1969 | A |
| 5002081 | Stromeyer | Mar 1991 | A |
| 5765582 | Molnar | Jun 1998 | A |
| 5826850 | Goldsmith | Oct 1998 | A |
| 5893547 | Cohen, Jr. | Apr 1999 | A |
| 5918849 | Bliss | Jul 1999 | A |
| D414053 | Ordelman | Sep 1999 | S |
| 6089246 | Barnes | Jul 2000 | A |
| 6321763 | Ma | Nov 2001 | B1 |
| Entry |
|---|
| Reference on Spa Umbrellas by FIM Manufacturing Inc., Copyright 1999 as shown on last page, (5 pages in total), shows the spa mount base.* |
| United States Patent Application Publication 2001/0040208A1, inventor Wanda Ying Li.* |
| United States Patent Application Publication 2001/0032916A1, inventor Dennis B. Wess.* |
| Reference on Spa Umbrellas by Raytech Inc., Copyright 2001 as shown on last page, (4 pages in total), shows a spa mount base with lever. |