Patent EP0238223A2 successfully refreshed from Google Patents.
US2525683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Household screen
Assignee: Individual
•
Filing: 1946-07-19
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Granted: 1950-10-10
•
Expires: 1966-07-19
Abstract
No abstract record available.
Inventors
- 👤 Clifford D Keely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:47
CPC Classifications
A; A47; A47G; A47G5/00; E; E05; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/604; E05Y2201/606; E05Y2201/62; E05Y2201/622; E05Y2201/694
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US582240A
Cited
US1023094A
Cited
US1782203A
Cited
US1877950A
Cited
US2105783A
Cited
US2274047A
Cited
US2395304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |