Patent US2752588A successfully refreshed from Google Patents.
US2693189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Venoclysis equipment
Assignee: Abbott Laboratories
•
Filing: 1950-12-15
•
Granted: 1954-11-02
•
Expires: 1970-12-15
Abstract
No abstract record available.
Inventors
- 👤 George R Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:52
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/05; A61J1/10; Y; Y10; Y10S; Y10S220/00; Y10S220/19
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB189414369A
Cited
US1695076A
Cited
US1912750A
Cited
US2083860A
Cited
US2202163A
Cited
US2154510A
Cited
US2174906A
Cited
US2245738A
Cited
US2489707A
Cited
US2520449A
Cited
US2597715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |