US2884366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bubble trap for liquid systems
Assignee: Schneider Electric Systems USA Inc
•
Filing: 1958-03-21
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Granted: 1959-04-28
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Expires: 1978-03-21
Abstract
No abstract record available.
Inventors
- 👤 Bernard E Anderson
- 👤 Stuart W Sweet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:06
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/06; G01N27/07; B; B01; B01L; B01L5/00; B01L5/02; F; F16; F16L; F16L55/00; F16L55/24; G01N27/26; G01N27/28
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) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |