US3404809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid dispensing apparatus
Assignee: Individual
•
Filing: 1966-08-03
•
Granted: 1968-10-08
•
Expires: 1986-08-03
Abstract
No abstract record available.
Inventors
- 👤 Robert E Harris
- 👤 Howard E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:15
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/28; G01F11/284
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US867094A
Cited
US1231006A
Cited
FR600834A
Cited
US2243188A
Cited
US2524261A
Cited
US2898422A
Cited
US3114478A
Cited
US3224638A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |