US2204937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Venetian blind
Assignee: Individual
•
Filing: 1939-03-07
•
Granted: 1940-06-18
•
Expires: 1959-03-07
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Larrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:46
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/28; E06B9/30; E06B9/32; E06B9/323; A; A47; A47H; A47H2/00; Y; Y10; Y10S; Y10S160/00; Y10S160/902
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) | 1943-06-18 | 1943-12-18 | 1944-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-18 | 1947-12-18 | 1948-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-18 | 1951-12-18 | 1952-06-18 | $7700.00 | Window Closed / Lapsed |