US3393461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe stiffener and material therefor
Assignee: SHAPE SOUTH Inc A DE CORP
•
Filing: 1965-12-30
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Granted: 1968-07-23
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Expires: 1985-12-30
Abstract
No abstract record available.
Inventors
- 👤 Daniel J Ryan
- 👤 Jr Edward D Regan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:21
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/08; A43B23/081; A43B23/086; A43B23/16; Y; Y10; Y10T; Y10T428/00; Y10T428/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |