US2518259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing container for fluid under pressure with manually operated, spring-biased valve and dashpot for delaying closing action thereof
Assignee: MERIT ENGINEERING Inc
•
Filing: 1945-08-09
•
Granted: 1950-08-08
•
Expires: 1965-08-09
Abstract
No abstract record available.
Inventors
- 👤 Stevenson Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:38
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0829; B67D1/0831; B67D1/0835
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US39086A
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US420327A
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US506221A
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US517550A
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US676009A
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US698530A
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US814975A
Cited
GB190322682A
Cited
US1041445A
Cited
US1626939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |