Patent US2378802A successfully refreshed from Google Patents.
Patent US2802648A successfully refreshed from Google Patents.
US2802648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Proportioning and mixing fluid dispensing device
Assignee: Lockheed Martin Corp
•
Filing: 1953-12-01
•
Granted: 1957-08-13
•
Expires: 1973-12-01
Abstract
No abstract record available.
Inventors
- 👤 Edwin V Christensen
- 👤 Reed B Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:03
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/02; G05D11/13; G05D11/131; G05D11/132
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |