Apparently the GOP applied for the trademark they use today in 1993
and as you can see from the link below the stars were inverted when
they applied for the trademark.
http://tdr.uspto.gov/jsp/DocumentViewPage.jsp?74426459/ORC20060105142957/Registration%20Certificate/2/01-Aug-1995/sn/false#p=1
The link below shows a campaign button from 1988 and the stars'
single point is pointing up.
http://www.campaignbuttons-etc.com/bush26A.jpg