US3497422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elongated tubular flash evaporator-condenser with spaced partitions
Assignee: Baldwin Lima Hamilton Corp
•
Filing: 1966-10-06
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Granted: 1970-02-24
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Expires: 1986-10-06
Abstract
No abstract record available.
Inventors
- 👤 Gideon Levite
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:30
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/06; B01D3/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2994647A
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US3197386A
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US3160571A
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US3240683A
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US3326280A
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US3214349A
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US3251397A
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US3281334A
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US3330739A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |