Patent US3512517A successfully refreshed from Google Patents.
US3512517A
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Polarographic method and apparatus for monitoring blood glucose concentration
Assignee: Beckman Coulter Inc
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Filing: 1964-11-30
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Granted: 1970-05-19
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Expires: 1984-11-30
Abstract
No abstract record available.
Inventors
- 👤 Arnold H Kadish
- 👤 David A Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:36
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/145; A61B5/14532; C; C12; C12Q; C12Q1/00; C12Q1/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2224436A
Cited
US2706927A
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US2755243A
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US2848308A
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US3043303A
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US3009862A
Cited
FR1280481A
Cited
US3049118A
Cited
US3224433A
Cited
US3241432A
Cited
US3367849A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |