US2494793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve means for spraying devices
Assignee: Individual
•
Filing: 1945-11-13
•
Granted: 1950-01-17
•
Expires: 1965-11-13
Abstract
No abstract record available.
Inventors
- 👤 Carsten F Boe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:47
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/16; B65D83/164; B65D83/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1320932A
Cited
US1956764A
Cited
US886632A
Cited
US1387612A
Cited
US2092137A
Cited
US2055076A
Cited
US2206209A
Cited
US2376404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |