Examiner reversed, reminded that claims “must be read in accordance with the precepts of English grammar”

With a Federal Circuit citation, no less. In Ex parte Moffat, USSN 15/227,827, the claims on appeal were directed to toner compositions with white colorants.  Independent claim 1 recited, in pertinent part:  An emulsion aggregation toner having toner particles comprising … one single white colorant consisting of titanium dioxide… While claim 21, dependent from claim […]