US2035823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double acting spring hinge
Assignee: Emhart Industries Inc
•
Filing: 1933-03-24
•
Granted: 1936-03-31
•
Expires: 1953-03-24
Abstract
No abstract record available.
Inventors
- 👤 Wallace F Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:18
CPC Classifications
E; E05; E05D; E05D11/00; E05D11/10; E05D11/1028; E05D11/105; E05D11/1064; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1246; E05F1/1253; E05D7/00; E05D7/08; E05D7/081; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/622; E05Y2201/696; E05Y2201/702; E05Y2600/00; E05Y2600/10; E05Y2600/20
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) | 1939-03-31 | 1939-09-30 | 1940-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-31 | 1943-09-30 | 1944-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-31 | 1947-09-30 | 1948-03-31 | $7700.00 | Window Closed / Lapsed |