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US3105973A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making piped openings for pockets or the like

Assignee: GM Pfaff AG
•
Filing: 1959-10-29
•
Granted: 1963-10-08
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Expires: 1979-10-29
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Abstract

No abstract record available.

Inventors

  • 👤 Stiefelmeier Wilhelm

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 15:29
CPC Classifications
D; D05; D05B; D05B3/00; D05B3/10; A; A41; A41D; A41D27/00; A41D27/20; A41D27/204; D05D; D05D2303/00; D05D2303/20; Y; Y10; Y10S; Y10S2/00; Y10S2/912

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 138 words
METHOD OF MAKING PIPED OPENINGS IN GARMENT PORTIONS OR THE LIKE ON A TWO NEEDLE SEWING MACHINE COMPRISING THE STEPS OF FOLDING PIPING MATERIAL FED FLAT INTO A FOLDING DEVICE DISPOSED ON THE SEWING MACHINE TO FORM TWO FOLDED EDGES, PLACING A GARMENT PORTION OVER THE FOLDED PIPING MATERIAL, MACHINE SEWING THE FOLDED PIPING MATERIAL TO THE BOTTOM SIDE OF SAID GARMENT PORTION BY MEANS OF TWO SEAMS WHILE THE FOLDING IN SAID DEVICE CONTINUES AND SIMULTANEOUSLY CUTTING A SLIT IN SAID GARMENT PORTION AND THROUGH THE PIPING MATERIAL INTERMEDIATE THE SEAMS ALONG AN INDICATING LINE ON THE TOP SIDE OF THE GARMENT PORTION EXPOSED TO THE VISION OF THE MACHINE OPERATOR, FORMING IN THE GARMENT PORTION INCISIONS DIVERGING FROM THE ENDS OF SAID SLIT, AND DRAWING PORTIONS OF THE PIPING THROUGH OPENING FORMED BY THE SLITTING OPERATION.
Claim 2
Dependent Claim 138 words
METHOD OF MAKING PIPED OPENINGS IN GARMENT PORTIONS OR THE LIKE ON A TWO NEEDLE SEWING MACHINE COMPRISING THE STEPS OF FOLDING PIPING MATERIAL FED FLAT INTO A FOLDING DEVICE DISPOSED ON THE SEWING MACHINE TO FORM TWO FOLDED EDGES, PLACING A GARMENT PORTION OVER THE FOLDED PIPING MATERIAL, MACHINE SEWING THE FOLDED PIPING MATERIAL TO THE BOTTOM SIDE OF SAID GARMENT PORTION BY MEANS OF TWO SEAMS WHILE THE FOLDING IN SAID DEVICE CONTINUES AND SIMULTANEOUSLY CUTTING A SLIT IN SAID GARMENT PORTION AND THROUGH THE PIPING MATERIAL INTERMEDIATE THE SEAMS ALONG AN INDICATING LINE ON THE TOP SIDE OF THE GARMENT PORTION EXPOSED TO THE VISION OF THE MACHINE OPERATOR, FORMING IN THE GARMENT PORTION INCISIONS DIVERGING FROM THE ENDS OF SAID SLIT, AND DRAWING PORTIONS OF THE PIPING THROUGH OPENING FORMED BY THE SLITTING OPERATION.

References Cited (Backward Citations)

US1832214A Cited
US2529072A Cited
US2549294A Cited
US2676557A Cited
US2767673A Cited
US2780193A Cited
US2885981A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-10-07 1967-04-08 1967-10-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-10-07 1971-04-08 1971-10-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-10-07 1975-04-08 1975-10-08 $7700.00 Window Closed / Lapsed

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