US2723715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Venetian blind with adjustable slats
Assignee: Individual
•
Filing: 1952-03-11
•
Granted: 1955-11-15
•
Expires: 1972-03-11
Abstract
No abstract record available.
Inventors
- 👤 Kauffmann Carl
- 👤 Zeidler Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:29
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/28; E06B9/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE21501C
Cited
DE27821C
Cited
BE497408A
Cited
US1344448A
Cited
US1976884A
Cited
US2012887A
Cited
US2027107A
Cited
US2056823A
Cited
US2209234A
Cited
US2267869A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |