US1433441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bottom-hung-sash construction
Assignee: TRUCSON STEEL Co
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Filing: 1921-02-10
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Granted: 1922-10-24
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Expires: 1941-02-10
Abstract
No abstract record available.
Inventors
- 👤 Herbert E White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:41
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1925-10-23 | 1926-04-24 | 1926-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-10-23 | 1930-04-24 | 1930-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-10-23 | 1934-04-24 | 1934-10-24 | $7700.00 | Window Closed / Lapsed |