US2490663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall panel securing means
Assignee: CUYAHOGA SPRING Co
•
Filing: 1945-07-23
•
Granted: 1949-12-06
•
Expires: 1965-07-23
Abstract
No abstract record available.
Inventors
- 👤 John H Van Uum
- 👤 Emming Bernard
- 👤 Lohr Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:11
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0832; E04F13/0833; E04F13/0846; E04F13/0848; Y; Y10; Y10S; Y10S52/00; Y10S52/01; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3439; Y10T24/344; Y10T24/3441
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1997607A
Cited
US1965282A
Cited
US2020585A
Cited
US2005994A
Cited
US2206201A
Cited
US2205700A
Cited
US2328757A
Cited
US2379269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-05 | 1953-06-06 | 1953-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-05 | 1957-06-06 | 1957-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-05 | 1961-06-06 | 1961-12-06 | $7700.00 | Window Closed / Lapsed |