US2864652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wide spread fan shaped spray discharge nozzle
Assignee: Spraying Systems Co
•
Filing: 1955-09-16
•
Granted: 1958-12-16
•
Expires: 1975-09-16
Abstract
No abstract record available.
Inventors
- 👤 Edward J O'brien
- 👤 Fred W Wahlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:15
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/26; B05B1/262; B05B1/267
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE15941E
Cited
US783826A
Cited
US1288122A
Cited
US1492990A
Cited
US1472669A
Cited
US1559655A
Cited
US1931761A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |