US 12,220,026 B2
Interlocking zipper pull tabs and fastening system
Henry J. Cowdery, Schaumburg, IL (US); Donald E. Godshaw, Wilmette, IL (US); and Du Hai, Uncasville, CT (US)
Assigned to Travel Caddy, Inc., Franklin Park, IL (US)
Filed by Travel Caddy, Inc., Franklin Park, IL (US)
Filed on Aug. 7, 2023, as Appl. No. 18/230,879.
Application 18/230,879 is a continuation of application No. 17/517,865, filed on Nov. 3, 2021, granted, now 11,717,062.
Application 17/517,865 is a continuation of application No. 16/706,700, filed on Dec. 7, 2019, granted, now 11,185,134, issued on Nov. 30, 2021.
Application 16/706,700 is a continuation of application No. 15/212,823, filed on Jul. 18, 2016, granted, now 10,499,712, issued on Dec. 10, 2019.
Claims priority of provisional application 62/194,929, filed on Jul. 21, 2015.
Prior Publication US 2023/0380549 A1, Nov. 30, 2023
Int. Cl. A44B 19/30 (2006.01); A44B 13/02 (2006.01); A44B 19/26 (2006.01); A45C 13/10 (2006.01)
CPC A44B 19/30 (2013.01) [A44B 13/02 (2013.01); A44B 19/26 (2013.01); A44B 19/262 (2013.01); A44B 19/301 (2013.01); A45C 13/103 (2013.01); Y10T 24/2509 (2015.01); Y10T 24/2586 (2015.01); Y10T 70/5053 (2015.04)] 18 Claims
OG exemplary drawing
 
1. A zipper pull tab coupleable to a zipper slider for a zipper, the zipper pull tab comprising:
a base having a first side and a second side opposite the first side, the base comprising a first recess extending into the base from the second side, wherein the base is flat and has a first thickness;
a hook integrally formed with and extending from the base on the second side, the hook comprising an elongated rectilinear portion coplanar with the base and a C-shaped curvature coplanar with the base and terminating in a hook end;
a moveable gate having a first gate end and a second gate end, the second gate end arranged at least partially inside the first recess, the moveable gate extending from the first recess coplanar with the hook and the base, the moveable gate pivotably coupled inside the first recess, the moveable gate and hook forming a first interior region of the zipper pull tab, and the moveable gate pivotable into the first recess and the first interior region; and
a C-shaped coupling integrally formed with and extending from the first side of the base for coupling to the zipper slider, the C-shaped coupling having a thickness tapering from the first thickness at the first side of the base to a second thickness at a first end of the zipper pull tab, the first thickness greater than the second thickness, wherein a ratio of the first thickness to the second thickness is between 4:1 to 2:1.