US3407869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrument cooling system
Assignee: Applied Biosystems Inc
•
Filing: 1967-01-16
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Granted: 1968-10-29
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Expires: 1987-01-16
Abstract
No abstract record available.
Inventors
- 👤 John J J Staunton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:19
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/25; G01N21/251; B; B01; B01L; B01L7/00; G03; G03B; G03B21/00; G03B21/14; G03B21/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1537228A
Cited
US2463557A
Cited
US2947957A
Cited
US2893704A
Cited
US2965819A
Cited
US3273021A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |