US3394473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe having shape-retaining means
Assignee: Individual
•
Filing: 1966-10-06
•
Granted: 1968-07-30
•
Expires: 1986-10-06
Abstract
No abstract record available.
Inventors
- 👤 Romen Bruno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:35
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/22; A43B13/00; A43B13/38; A43B13/41; A43B23/08; A43B23/16; A43B23/17
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |