US2464933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gastrointestinal tube
Assignee: Individual
•
Filing: 1946-09-28
•
Granted: 1949-03-22
•
Expires: 1966-09-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur L Kaslow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:34
CPC Classifications
A; A61; A61J; A61J15/00; A61J15/0003; A61B; A61B1/00; A61B1/00064; A61B1/00071; A61B1/0008; A61B1/00082; A61B1/273; A61B1/2736; A61J15/0026; A61J15/0069; A61J15/003; A61J15/0046; A61J15/0049; A61J15/008; A61J15/0088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2367806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |