US2591979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting for hinged doors and the like
Assignee: Individual
•
Filing: 1945-12-29
•
Granted: 1952-04-08
•
Expires: 1965-12-29
Abstract
No abstract record available.
Inventors
- 👤 Turley James Wolstenholme
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:32
CPC Classifications
E; E06; E06B; E06B1/00; E06B1/04; E06B1/52; E05; E05D; E05D7/00; E05D7/0009; E05D7/0018; E05D7/0027; E05D7/04; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 0
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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) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |