US2449497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination aspirator tip
Assignee: Individual
•
Filing: 1946-08-22
•
Granted: 1948-09-14
•
Expires: 1966-08-22
Abstract
No abstract record available.
Inventors
- 👤 Will W Mcleod
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/02; A61C17/0208; Y; Y10; Y10S; Y10S604/00; Y10S604/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1266228A
Cited
DE636098C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |