Patent US3220382A successfully refreshed from Google Patents.
US3220382A
Expired / Lapsed
US
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Mammalian biopack and method
Assignee: Marquardt Corp
•
Filing: 1963-07-12
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Granted: 1965-11-30
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Expires: 1983-07-12
Abstract
No abstract record available.
Inventors
- 👤 Dale L Carpenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:00
CPC Classifications
A; A01; A01K; A01K9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
IN A BIOPACK FOR PROVIDING AN ARTIFICIAL ENVIRONMENT FOR MAMMALIAN, EMBRYONIC FETUS, THE COMBINATION COMPRISING:
Claim 2
Dependent Claim
15 words
IN A BIOPACK FOR PROVIDING AN ARTIFICIAL ENVIRONMENT FOR MAMMALIAN, EMBRYONIC FETUS, THE COMBINATION COMPRISING:
References Cited (Backward Citations)
US2633842A
Cited
US2881733A
Cited
US2723660A
Cited
US3005673A
Cited
US2905143A
Cited
US3043265A
Cited
US3010220A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |