US3137254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Buttonhole gauges
Assignee: Singer Co
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Filing: 1961-10-09
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Granted: 1964-06-16
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Expires: 1981-10-09
Abstract
No abstract record available.
Inventors
- 👤 John P Enos
- 👤 Ralph E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:49
CPC Classifications
D; D05; D05B; D05B3/00; D05B3/24; D10; D10B; D10B2501/00; D10B2501/06; D10B2501/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A BUTTONHOLE GAUGE FOR USE WITH A SEWING MACHINE EQUIPPED WITH A NEEDLE, A PRESSER BAR, AND A PRESSER FOOT HAVING A NEEDLE HOLE, THE PRESSER FOOT BEING CARRIED BY SAID PRESSER BAR, SAID BUTTONHOLE GAUGE COMPRISING A SHANK ADAPTED FOR SECUREMENT TO THE PRESSER BAR OF SAID SEWING MACHINE; AN ARM HAVING ONE OF ITS ENDS ATTACHED TO SAID SHANK; A BUTTON ENGAGING MEMBER IMMOVABLE RELATIVELY TO SAID ARM WHEN SAID BUTTONHOLE GAUGE IS SECURED TO A SEWING MACHIN; AND A GUAGE MEMBER SLIDABLY MOUNTED ON SAID ARM, SAID GAUGE MEMBER HAVING A PORTION THEREOF
Claim 2
Dependent Claim
96 words
A BUTTONHOLE GAUGE FOR USE WITH A SEWING MACHINE EQUIPPED WITH A NEEDLE, A PRESSER BAR, AND A PRESSER FOOT HAVING A NEEDLE HOLE, THE PRESSER FOOT BEING CARRIED BY SAID PRESSER BAR, SAID BUTTONHOLE GAUGE COMPRISING A SHANK ADAPTED FOR SECUREMENT TO THE PRESSER BAR OF SAID SEWING MACHINE; AN ARM HAVING ONE OF ITS ENDS ATTACHED TO SAID SHANK; A BUTTON ENGAGING MEMBER IMMOVABLE RELATIVELY TO SAID ARM WHEN SAID BUTTONHOLE GAUGE IS SECURED TO A SEWING MACHIN; AND A GUAGE MEMBER SLIDABLY MOUNTED ON SAID ARM, SAID GAUGE MEMBER HAVING A PORTION THEREOF
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |