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US3528550A
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US
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Dialysis water system
Assignee: Nycotron AS
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Filing: 1968-06-27
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Granted: 1970-09-15
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Expires: 1988-06-27
Abstract
No abstract record available.
Inventors
- 👤 Christian Cappelen Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:19
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/14; A61M1/16; A61M1/1654; A61M1/1656; B; B01; B01D; B01D61/00; B01D61/24; B01D61/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3406826A
Cited
US3441136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |