US3368849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet suction device
Assignee: BURL L CHEELY
•
Filing: 1966-06-17
•
Granted: 1968-02-13
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Expires: 1986-06-17
Abstract
No abstract record available.
Inventors
- 👤 Burl L Cheely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:56
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/30; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/312; B01F25/3124; B01F25/31241; B01F23/00; B01F23/50; B01F23/56
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) | 1971-02-12 | 1971-08-14 | 1972-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-12 | 1975-08-14 | 1976-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-12 | 1979-08-14 | 1980-02-13 | $7700.00 | Window Closed / Lapsed |