US2856236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray nozzle
Assignee: Individual
•
Filing: 1955-09-15
•
Granted: 1958-10-14
•
Expires: 1975-09-15
Abstract
No abstract record available.
Inventors
- 👤 Charles E Hunziker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:20
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/28; B01; B01D; B01D33/00; B01D33/15; B01D33/21; B01D33/44; B01D33/46; B01D33/463; B05B1/02; B01D2201/00; B01D2201/28; B01D2201/282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US600149A
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US1790908A
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US1510568A
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US1296542A
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US1783237A
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US2547277A
Cited
US2609240A
Cited
US2605140A
Cited
US2703177A
Cited
US2647793A
Cited
US2718714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |