Patent US3456648A successfully refreshed from Google Patents.
US3456648A
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Automatic venous infusion monitoring apparatus
Assignee: LPT CORP
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Filing: 1967-05-03
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Granted: 1969-07-22
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Expires: 1987-05-03
Abstract
No abstract record available.
Inventors
- 👤 Sung Chuel Lee
- 👤 Paul Palubniak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:17
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/168; A61M5/172; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/0215; A61B5/02152; A61M5/16831; A61M5/16854; B; B21; B21D; B21D11/00; B21D11/02; Y; Y10; Y10S; Y10S128/00; Y10S128/13; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7758; Y10T137/7761
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124133A
Cited
US2600324A
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US2626446A
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US2835252A
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US3163176A
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US3185153A
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US3252623A
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US3419945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |