US3460972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid encapsulation
Assignee: Battelle Development Corp
•
Filing: 1965-09-29
•
Granted: 1969-08-12
•
Expires: 1985-09-29
Abstract
No abstract record available.
Inventors
- 👤 Herman Nack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:24
CPC Classifications
A; A61; A61J; A61J3/00; A61J3/07; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2984; Y10T428/2985; Y10T428/2987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE24899E
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US3080250A
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GB950443A
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US3173878A
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GB927157A
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GB949910A
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US3202533A
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US3159874A
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US3265644A
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US3158462A
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US3306730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |