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US2814341A
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Blind made of elements of plastics foldable to bellows shape
Assignee: Edit Dell Ing Renato Piana & C
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Filing: 1956-11-21
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Granted: 1957-11-26
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Expires: 1976-11-21
Abstract
No abstract record available.
Inventors
- 👤 Piana Renato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:22
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/02; E06B9/06; E06B9/0607; E06B9/0615; E06B9/0638; E06B9/24; E06B9/26; E06B9/262; E06B9/08; E06B9/11; E06B9/13; E06B2009/135
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1567239A
Cited
US1708968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |