US2660659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heated roller blind
Assignee: ABB Norden Holding AB
•
Filing: 1950-08-10
•
Granted: 1953-11-24
•
Expires: 1970-08-10
Abstract
No abstract record available.
Inventors
- 👤 Bo G A Sarno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:05
CPC Classifications
F; F24; F24C; F24C7/00; F24C7/04; F24C7/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1553461A
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US1743638A
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US2404736A
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US2427502A
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US2489643A
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US2500554A
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US2473183A
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US2575987A
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US2548467A
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US2469466A
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US2495414A
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US2569340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |