Howe secures U.S. sewing-machine patentSep 10, 1846Labels: Elias Howe, LockstitchSmithsonianBritannica
Grover and Baker patent a competing stitchFeb 11, 1851Labels: Grover &, Alternate stitchSmithsonianBritannica
Singer patents improved, practical sewing machineAug 12, 1851Labels: Isaac Singer, Singer machineHistory TodaySmithsonian
Early U.S. pattern publishing supports home dressmakingJan 1, 1854Labels: Paper patterns, Home dressmakingFIDM MuseumEncyclopedia com
Patent pool formed to end sewing-machine litigationOct 24, 1856Labels: Sewing Machine, Albany AgreementSmithsonianWikipedia
Demorest’s fashion publication expands pattern accessJan 1, 1860Labels: Demorest, Fashion publicationFIDM MuseumWikipedia
Civil War demand expands large-scale garment productionApr 12, 1861Labels: Civil War, Military uniformsNPSBritannica
Butterick begins selling graded sewing patternsJan 1, 1863Labels: Ebenezer Butterick, Graded patternsHagleyEncyclopedia com
Butterick launches fashion magazines tied to patternsJan 1, 1867Labels: Butterick, Fashion magazinesHagleyWikipedia
Sales surge under licensing system during the 1870sJan 1, 1873Labels: Licensing system, 1870s salesMill MuseumSmithsonian
Sewing Machine Combination ends as key patents expireJan 1, 1877Labels: Patent expiry, Post-combinationWikipediaMill Museum
Ready-made clothing becomes a larger share of U.S. outputJan 1, 1890Labels: Ready-made clothing, Mass apparelWikipediaEncyclopedia com