Clark's Mile-End Spool Cotton 1883 calendar trade card (reverse)
The pattern
This still is filed under Mark as compressed claim.
Define
The mark itself is the sentence: a monogram, a seal, a device that already means the claim.
Mechanism
Compression. Years of use, or a very sharp first use, load the device so it can appear without copy.
Verdict
The mark is already loaded, or we will spend to load it
Why it works
Compared with the previous year's card this is a deliberate simplification: the crossed-ribbon masthead is gone and the trademark is scaled up to carry the whole top zone alone, which is what you do once a mark is established enough to stand without support. Splitting the year around the oval locks the date into the mark so the eye cannot take one without the other. The calendar grid is more heavily ruled than the 1882 card, boxing each weekday column, which makes the card genuinely easier to read at arm's length and protects the only reason it will be kept. The printer's credit at the foot is the period's quiet quality signal to the trade, not to the housewife.
Steal this when
Copy this when a mark has earned enough recognition that decoration around it is now noise. Strip the supporting ornament, scale the mark until it owns the top of the layout, and bind the changing element - a date, an edition, a version - physically into the mark.