Patent US1778683A successfully refreshed from Google Patents.
US1778683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioning and arch-supporting device
Assignee: MADGE C MESSLER
•
Filing: 1929-10-19
•
Granted: 1930-10-14
•
Expires: 1949-10-19
Abstract
No abstract record available.
Inventors
- 👤 Matie C Messler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:11
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1405; A43B7/1415; A43B7/22; A43B7/223
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-10-13 | 1934-04-14 | 1934-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-10-13 | 1938-04-14 | 1938-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-10-13 | 1942-04-14 | 1942-10-14 | $7700.00 | Window Closed / Lapsed |