Patent JPS57191784A successfully refreshed from Google Patents.
Patent US2427984A successfully refreshed from Google Patents.
US2427984A
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US
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Heavy-edge welting
Assignee: Barbour Welting Co Inc
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Filing: 1945-11-29
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Granted: 1947-09-23
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Expires: 1965-11-29
Abstract
No abstract record available.
Inventors
- 👤 William C Vizard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:40
CPC Classifications
A; A43; A43B; A43B15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1656564A
Cited
US1687460A
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US1828728A
Cited
US1996844A
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US2299263A
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US2328937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-22 | 1951-03-24 | 1951-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-22 | 1955-03-24 | 1955-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-22 | 1959-03-24 | 1959-09-23 | $7700.00 | Window Closed / Lapsed |