US2774631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-part orifice spray nozzle and method of making same
Assignee: Spraying Systems Co
•
Filing: 1952-06-11
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Granted: 1956-12-18
•
Expires: 1972-06-11
Abstract
No abstract record available.
Inventors
- 👤 Fred W Wahlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:54
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/02; B05B1/04; B05B1/042; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/49432; Y10T29/49433; Y10T29/49995; Y10T409/00; Y10T409/30; Y10T409/303752
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1310733A
Cited
US1813733A
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FR737521A
Cited
US2477607A
Cited
US2641509A
Cited
US2621078A
Cited
US2683626A
Cited
US2619388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |