US2662607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating bed adsorber
Assignee: HERBERT L RCYNOLDS
•
Filing: 1950-07-22
•
Granted: 1953-12-15
•
Expires: 1970-07-22
Abstract
No abstract record available.
Inventors
- 👤 Edward L Moragne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:19
CPC Classifications
F; F26; F26B; F26B21/00; F26B21/30; F26B21/33; F26B21/331
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US870546A
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US1028899A
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US1685338A
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US1814028A
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US1912784A
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US2115226A
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US2190168A
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US2499328A
Cited
US2499411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |