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US2721609A
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Venetian blind tilt rod support
Assignee: Hunter Douglas Inc
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Filing: 1952-09-05
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Granted: 1955-10-25
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Expires: 1972-09-05
Abstract
No abstract record available.
Inventors
- 👤 Melvin C Rutledge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:27
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/28; E06B9/30; E06B9/303; E06B9/307
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2223403A
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US2494858A
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US2587752A
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US2620866A
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US2580253A
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US2620026A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-24 | 1959-04-25 | 1959-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-24 | 1963-04-25 | 1963-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-24 | 1967-04-25 | 1967-10-25 | $7700.00 | Window Closed / Lapsed |