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Patent US2549201A successfully refreshed from Google Patents.
US2549201A
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Ventilated awning
Assignee: Hunter Douglas Inc
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Filing: 1947-03-17
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Granted: 1951-04-17
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Expires: 1967-03-17
Abstract
No abstract record available.
Inventors
- 👤 Charles G Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:48
CPC Classifications
E; E04; E04F; E04F10/00; E04F10/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1943245A
Cited
US2018446A
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US2205123A
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US2256941A
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US2244012A
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US2515588A
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US2486660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |