US3486302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zero or reduced gravity storage system for two phase fluid
Assignee: Lockheed Martin Corp
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Filing: 1968-02-26
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Granted: 1969-12-30
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Expires: 1988-02-26
Abstract
No abstract record available.
Inventors
- 👤 Howard L Paynter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:03
CPC Classifications
F; F17; F17C; F17C9/00; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/605; F17C13/00; F17C13/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |