US2904263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid spray nozzle
Assignee: Delavan Manufacturing Co
•
Filing: 1956-08-30
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Granted: 1959-09-15
•
Expires: 1976-08-30
Abstract
No abstract record available.
Inventors
- 👤 Roger W Tate
- 👤 Ronald J Volkmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:11
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B1/341; B05B1/3478; B05B1/3421; B05B1/3431; B05B1/3436; B05B1/3494
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) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |