I bought the pattern at a Quilt Shop here in Washington last year, but I've also seen it at a Quilt Shop I visited in California earlier this year. The name of the pattern is Topsy Turvy Cats. Apparently it is an older pattern that was first published in the 80's. I did find a website that sells a book, "Copy Cat Quilts" that features all kinds of cat quilt patterns, including this one. Its at:
http://softexpressions.com/software/books/LibString.php