US2969150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial kidney system
Assignee: Baxter International Inc
•
Filing: 1957-01-25
•
Granted: 1961-01-24
•
Expires: 1977-01-25
Abstract
No abstract record available.
Inventors
- 👤 Cyrus R Broman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:49
CPC Classifications
B; B01; B01D; B01D63/00; B01D63/10; B01D63/101; A; A61; A61M; A61M1/00; A61M1/14; A61M1/16; A61M1/1694; B01D61/00; B01D61/24; B01D61/28; Y; Y10; Y10S; Y10S128/00; Y10S128/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2720879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |