US1623772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casement sash frame
Assignee: ANDERSEN LUMBER Co
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Filing: 1925-12-26
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Granted: 1927-04-05
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Expires: 1945-12-26
Abstract
No abstract record available.
Inventors
- 👤 Fred C Andersen
- 👤 Ernest C Madson
- 👤 George A Chapman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:56
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/26; E06B3/2605; E06B3/06; E06B3/08; E06B3/10; E06B3/32; E06B3/325; E06B1/00; E06B1/70; E06B1/702; E06B2003/261
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) | 1930-04-04 | 1930-10-04 | 1931-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-04-04 | 1934-10-04 | 1935-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-04-04 | 1938-10-04 | 1939-04-05 | $7700.00 | Window Closed / Lapsed |