US3060934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Membrane-type oxygenator
Assignee: Individual
•
Filing: 1960-03-24
•
Granted: 1962-10-30
•
Expires: 1980-03-24
Abstract
No abstract record available.
Inventors
- 👤 Claff Clarence Lloyd
- 👤 Crescenzi Armand Angelo
- 👤 Peter C Hofstra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:22
CPC Classifications
B; B01; B01D; B01D63/00; B01D63/08; B01D63/082; B01D63/0822; B01D2313/00; B01D2313/14; B01D2313/146; B01D2315/00; B01D2315/02; Y; Y10; Y10S; Y10S128/00; Y10S128/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |