US3206381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dropwise condensation distillation apparatus
Assignee: General Electric Co
•
Filing: 1960-04-07
•
Granted: 1965-09-14
•
Expires: 1980-04-07
Abstract
No abstract record available.
Inventors
- 👤 Franz J Neugebauer
- 👤 Edward L Lustenader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:53
CPC Classifications
B; B01; B01D; B01D1/00; B01D1/22; B01D1/222; B01D1/223; B01D1/225; Y; Y10; Y10S; Y10S159/00; Y10S159/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2734023A
Cited
US2353551A
Cited
US2447746A
Cited
GB765743A
Cited
US2893900A
Cited
US2923640A
Cited
US2919115A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |