US2980344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aspirator means
Assignee: Individual
•
Filing: 1958-08-26
•
Granted: 1961-04-18
•
Expires: 1978-08-26
Abstract
No abstract record available.
Inventors
- 👤 Paul B Marasco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:52
CPC Classifications
A; A61; A61M; A61M11/00; A61M11/06; A61M16/00; A61M16/0057; A61M16/0063; A61M16/10; A61M16/105; A61M16/106; A61M16/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1103684A
Cited
FR764225A
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US2109718A
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US2236244A
Cited
US2236621A
Cited
US2488789A
Cited
US2739844A
Cited
US2720388A
Cited
US2809819A
Cited
US2847248A
Cited
US2909329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |