Patent US717150A successfully refreshed from Google Patents.
Patent US1494675A successfully refreshed from Google Patents.
US1494675A
Expired / Lapsed
US
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Spray nozzle
Assignee: Elliott Co
•
Filing: 1921-06-16
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Granted: 1924-05-20
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Expires: 1941-06-16
Abstract
No abstract record available.
Inventors
- 👤 Raymond N Ehrhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:41
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B1/341; B05B1/3421; B05B1/3431; B05B1/3447; Y; Y10; Y10S; Y10S261/00; Y10S261/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-05-20 | 1927-11-19 | 1928-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-05-20 | 1931-11-19 | 1932-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-05-20 | 1935-11-19 | 1936-05-20 | $7700.00 | Window Closed / Lapsed |