US2924858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural panel member
Assignee: COUSE Manufacturing Inc
•
Filing: 1956-10-16
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Granted: 1960-02-16
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Expires: 1976-10-16
Abstract
No abstract record available.
Inventors
- 👤 Kibbey W Couse
- 👤 Robert W Sutphen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:30
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/6116; E04B1/343; E04B1/34315; E04B1/34321; E04B1/612; E04B1/6145; E04C; E04C2/00; E04C2/30; E04C2/40; E04B1/6158; E04B2001/6195
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) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |