While shared rituals—such as splitting the penne at your favorite Italian joint every Friday—can be a fun tradition, research shows relationships need novelty too.
While technically a trademark, it is most often seen referred to as a backstamp. The configuration of the backstamp would undergo a few revisions after the introduction of opal glass kitchenware in 1945. A listing of patterns by year of introduction can be found .
The CG monogram is often mistaken for and referred to by collectors as a dollar sign, albeit a backwards one. Sometime in the 1960s, the circular configuration of backstamps gave way to a more straight text format consisting of PYREX ® in larger letters with model and capacity information in smaller characters above, and MADE IN U. On many pieces, various numbers and sometimes letters are seen in and around the backstamp.
A revised backstamp, with PATENTED above PYREX and MAY 27, 1919 below, was used after that date through 1924. A model number and the capacity in pints or quarts were added above, and OVEN WARE below. Later pieces are also recognizable by, instead of "MADE IN U. A.", the the wording "by CORNING, Corning, NY, USA" with the verbiage NO BROILER OR STOVETOP or, later, BAKING AND MICROWAVE below.
One in 10 adults now average more than an hour every day on a dating site or app, Nielsen data show.
Yet for all their growth, the companies have staggeringly different ideas of how American daters can find their match — and how to best serve different generations.