Patent US2744284A successfully refreshed from Google Patents.
US2744284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable door hinge
Assignee: Individual
•
Filing: 1952-04-12
•
Granted: 1956-05-08
•
Expires: 1972-04-12
Abstract
No abstract record available.
Inventors
- 👤 Judson P Mcmillan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:37
CPC Classifications
E; E05; E05D; E05D7/00; E05D7/04; E05D7/0415; E05D7/0423; E05D2007/0484; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
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) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |