US2508952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floating screen
Assignee: IND WIRE CLOTH PRODUCTS COMPAN
•
Filing: 1947-03-18
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Granted: 1950-05-23
•
Expires: 1967-03-18
Abstract
No abstract record available.
Inventors
- 👤 Leroy F Kline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:16
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/1037; B; B01; B01D; B01D35/00; B01D35/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US598126A
Cited
US1790563A
Cited
US1852867A
Cited
US1921670A
Cited
US2192438A
Cited
US2335096A
Cited
US2318220A
Cited
US2285997A
Cited
US2448212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |