US3386708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating flowable materials
Assignee: Jude Engineering Inc
•
Filing: 1965-11-24
•
Granted: 1968-06-04
•
Expires: 1985-11-24
Abstract
No abstract record available.
Inventors
- 👤 Christian Joseph Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:20
CPC Classifications
F; F28; F28F; F28F5/00; F28F5/02; B; B01; B01F; B01F35/00; B01F35/90; B01F35/95; F28D; F28D11/00; F28D11/02; F28D11/04; B01F27/00; B01F27/05; B01F27/11; B01F27/114
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1628481A
Cited
US2153082A
Cited
US2320469A
Cited
US2360838A
Cited
US2767962A
Cited
US3049413A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |