Patent US1698390A successfully refreshed from Google Patents.
US1698390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge
Assignee: SANYMETAL PRODUCTS Co
•
Filing: 1921-10-24
•
Granted: 1929-01-08
•
Expires: 1941-10-24
Abstract
No abstract record available.
Inventors
- 👤 Robert F Carpenter
- 👤 Thomas F Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:34
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/02; E05F1/04; E05F1/06; E05F1/061; E05F1/065; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/604; E05Y2201/622; E05Y2201/638; E05Y2201/688
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) | 1932-01-08 | 1932-07-09 | 1933-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-01-08 | 1936-07-09 | 1937-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-01-08 | 1940-07-09 | 1941-01-08 | $7700.00 | Window Closed / Lapsed |