US2619388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Off-center flat spray nozzle
Assignee: Spraying Systems Co
•
Filing: 1949-07-19
•
Granted: 1952-11-25
•
Expires: 1969-07-19
Abstract
No abstract record available.
Inventors
- 👤 Fred W Wahlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:42
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/02; B05B1/04; Y; Y10; Y10S; Y10S239/00; Y10S239/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US287670A
Cited
US334110A
Cited
US736134A
Cited
US871029A
Cited
US1151258A
Cited
GB226600A
Cited
US1617673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |