Patent US2699822A successfully refreshed from Google Patents.
US2699822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for drying by atomization, particularly of organic substances
Assignee: Individual
•
Filing: 1950-02-11
•
Granted: 1955-01-18
•
Expires: 1970-02-11
Abstract
No abstract record available.
Inventors
- 👤 Jehlicka Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:09
CPC Classifications
B; B01; B01D; B01D1/00; B01D1/16; B01D1/18; Y; Y10; Y10S; Y10S159/00; Y10S159/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US701496A
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US1163339A
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US1512776A
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US1713237A
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US1985157A
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US2100907A
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US2230944A
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FR889439A
Cited
US2368049A
Cited
US2387458A
Cited
US2473539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-17 | 1958-07-19 | 1959-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-17 | 1962-07-19 | 1963-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-17 | 1966-07-19 | 1967-01-18 | $7700.00 | Window Closed / Lapsed |