US3394847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas and liquid admixing system
Assignee: Individual
•
Filing: 1966-07-29
•
Granted: 1968-07-30
•
Expires: 1986-07-29
Abstract
No abstract record available.
Inventors
- 👤 Garrard Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:31
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/0042; B67D1/0057; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/236; B01F23/2362; B01F33/00; B01F33/80; B01F33/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2750076A
Cited
US3322305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |