US3455793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of providing for liquid junction
Assignee: Beckman Coulter Inc
•
Filing: 1965-06-18
•
Granted: 1969-07-15
•
Expires: 1985-06-18
Abstract
No abstract record available.
Inventors
- 👤 Hideo Watanabe
- 👤 Edmund E Buzza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:37
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/28; G01N27/30; G01N27/301
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2846386A
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US2925370A
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US3103480A
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US3152058A
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US3077446A
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US3152057A
Cited
US3208928A
Cited
US3145158A
Cited
US3281348A
Cited
US3267016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |