Patent US2365457A successfully refreshed from Google Patents.
US2365457A
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US
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Dialysis
Assignee: HORNKEM Corp
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Filing: 1940-05-21
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Granted: 1944-12-19
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Expires: 1960-05-21
Abstract
No abstract record available.
Inventors
- 👤 Daniel Friedrich Konrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:14
CPC Classifications
B; B01; B01D; B01D61/00; B01D61/24; B01D61/28; B01D61/243; B01D61/244; B01D63/00; B01D63/08; B01D63/082; B01D63/0822
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-12-19 | 1948-06-19 | 1948-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-12-19 | 1952-06-19 | 1952-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-12-19 | 1956-06-19 | 1956-12-19 | $7700.00 | Window Closed / Lapsed |