US2528718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine and method for use in making ribbed strips for insoles
Assignee: United Shoe Machinery Corp
•
Filing: 1947-02-13
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Granted: 1950-11-07
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Expires: 1967-02-13
Abstract
No abstract record available.
Inventors
- 👤 Frederic E Bertrand
- 👤 Alfred S Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:32
CPC Classifications
D; D05; D05B; D05B15/00; D05B15/02; D05B15/04; D05D; D05D2207/00; D05D2207/02; Y; Y10; Y10T; Y10T156/00; Y10T156/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1958131A
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US1265399A
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US1301808A
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US1630754A
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US1895709A
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US2070200A
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US2149456A
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US2282168A
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US2284727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |