US2701412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making spray nozzle orifice with plural tapered ends
Assignee: Spraying Systems Co
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Filing: 1952-06-14
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Granted: 1955-02-08
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Expires: 1972-06-14
Abstract
No abstract record available.
Inventors
- 👤 Fred W Wahlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:44
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; Y10T409/00; Y10T409/30; Y10T409/303752; Y10T409/303808
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |