US2650388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinging means
Assignee: Individual
•
Filing: 1950-08-01
•
Granted: 1953-09-01
•
Expires: 1970-08-01
Abstract
No abstract record available.
Inventors
- 👤 White William John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:09
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/48; E05D15/50; E05D15/502; E05Y; E05Y2900/00; E05Y2900/30; E05Y2900/31; F; F25; F25D; F25D2323/00; F25D2323/02; F25D2323/022; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0834; Y10T292/0836; Y10T292/0839; Y10T292/54; Y10T292/552
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) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |