US3427808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid container pressurization by nonelectrolytic dissociation of container contents
Assignee: Raytheon Co
•
Filing: 1966-09-01
•
Granted: 1969-02-18
•
Expires: 1986-09-01
Abstract
No abstract record available.
Inventors
- 👤 Walter W Butcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:33
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/40; B64G1/402; F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/50; F02K9/60; F02K9/68
Claims Analysis
Total Claims: 0
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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) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |