US2986142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid packaging and dispensing means
Assignee: American Hospital Supply Corp
•
Filing: 1954-02-08
•
Granted: 1961-05-30
•
Expires: 1974-02-08
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Bieberdorf
- 👤 John W Rhoades
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:12
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2323467A
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GB599174A
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US2508197A
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US2613862A
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US2552155A
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US2653606A
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US2597715A
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US2663298A
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US2666600A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |