US3438223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stitch holder
Assignee: Boye Needle Co
•
Filing: 1967-08-22
•
Granted: 1969-04-15
•
Expires: 1987-08-22
Abstract
No abstract record available.
Inventors
- 👤 Lorraine A Linstead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:20
CPC Classifications
D; D04; D04B; D04B3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2029005A
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US2644324A
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US2668429A
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US1104640A
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US1691527A
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US1816081A
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US2454493A
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US2539479A
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US2655017A
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FR1176266A
Cited
GB874763A
Cited
US2930213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |