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Patent US2912772A successfully refreshed from Google Patents.
US2912772A
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Shoe structure having molded basic units
Assignee: Individual
•
Filing: 1959-04-15
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Granted: 1959-11-17
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Expires: 1979-04-15
Abstract
No abstract record available.
Inventors
- 👤 Schuyler G Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:45
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/28; A43B13/32; A43B13/37; A43B13/38; A43B13/41; A43B23/00; A43B23/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE304145C
Cited
US114340A
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US468223A
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US2349374A
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US2388744A
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US2798312A
Cited
FR1117586A
Cited
US2795866A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |