US3423028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet fluid mixing device and process
Assignee: EIDP Inc
•
Filing: 1967-04-28
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Granted: 1969-01-21
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Expires: 1987-04-28
Abstract
No abstract record available.
Inventors
- 👤 Yani S Stupakis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:56
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/40; B01F25/44; B01F25/441; B01F25/4412; B01F25/44121; B01F25/442; B01F25/4421; B01F25/70; B01F25/72; B01F25/721
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |