Patent US2555709A successfully refreshed from Google Patents.
US2555709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Venetian blind
Assignee: Individual
•
Filing: 1948-04-23
•
Granted: 1951-06-05
•
Expires: 1968-04-23
Abstract
No abstract record available.
Inventors
- 👤 Glenn L Sherwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:45
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/28; E06B9/30; E06B9/303; E06B9/306
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1040813A
Cited
US1406685A
Cited
US1878186A
Cited
US2103397A
Cited
US2138502A
Cited
US2141502A
Cited
US2307095A
Cited
US2430579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |