US3489011A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sampling valve
Assignee: Distillers Co Yeast Ltd
•
Filing: 1966-12-02
•
Granted: 1970-01-13
•
Expires: 1986-12-02
Abstract
No abstract record available.
Inventors
- 👤 Alan Frederick Firman
- 👤 Giulio Richard Primavesi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:09
CPC Classifications
G; G01; G01N; G01N35/00; G01N35/10; G01N35/1095; G01N35/1097; G01N1/00; G01N1/02; G01N1/10; G01N30/00; G01N30/02; G01N30/04; G01N30/16; G01N30/20; G01N2030/204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |