Patent US3520262A successfully refreshed from Google Patents.
US3520262A
Expired / Lapsed
US
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Method and apparatus for closing stocking toes and putting stockings on boarding forms for processing
Assignee: Chadbourn Gotham Inc
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Filing: 1967-08-23
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Granted: 1970-07-14
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Expires: 1987-08-23
Abstract
No abstract record available.
Inventors
- 👤 James Chadbourn Bolles
- 👤 Robert M Matthews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:40
CPC Classifications
D; D05; D05B; D05B23/00; D05B23/007; D06; D06C; D06C5/00; D06C5/005; D05D; D05D2207/00; D05D2207/02; D05D2207/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2899116A
Cited
US3351033A
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US3327664A
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US3429284A
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US3191558A
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US3420196A
Cited
US3251518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-13 | 1974-01-12 | 1974-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-13 | 1978-01-12 | 1978-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-13 | 1982-01-12 | 1982-07-14 | $7700.00 | Window Closed / Lapsed |