US2626577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roof panel
Assignee: GEN BUILDING UNITS Inc
•
Filing: 1948-05-15
•
Granted: 1953-01-27
•
Expires: 1968-05-15
Abstract
No abstract record available.
Inventors
- 👤 Alan D Roush
- 👤 Owen M Stolz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:18
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/35; E04D3/351; E04D3/358; E04D3/36; E04D3/361; E04D3/362
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1583969A
Cited
US2450562A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |