Patent US3841475A successfully refreshed from Google Patents.
US3841475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packages of bobbins
Assignee: JESTER CO Ltd
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Filing: 1972-08-31
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Granted: 1974-10-15
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Expires: 1992-08-31
Abstract
Abstract Packages of bobbins of sewing thread contain an under-bobbin and another bobbin wound with the same type and shade of thread.
Inventors
- 👤 S Ellis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:41
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/28; B65D75/30; B65D75/32; B65D75/36; B65D75/367; B65D75/366
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A package for bobbins of the type used with domestic sewing machines, comprising a backing means and a cover secured to said backing means to form a package, at least two under bobbins for domestic sewing machines disposed within said package, each of said bobbins being wound with the same type and shade of thread, each of said under bobbins being of a different type such that both bobbins are adapted to fit the majority of domestic sewing machines.
Claim 2
Dependent Claim
79 words
A package for bobbins of the type used with domestic sewing machines, comprising a backing means and a cover secured to said backing means to form a package, at least two under bobbins for domestic sewing machines disposed within said package, each of said bobbins being wound with the same type and shade of thread, each of said under bobbins being of a different type such that both bobbins are adapted to fit the majority of domestic sewing machines.
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) | 1977-10-14 | 1978-04-15 | 1978-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-14 | 1982-04-15 | 1982-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-14 | 1986-04-15 | 1986-10-15 | $7700.00 | Window Closed / Lapsed |