US2554200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle
Assignee: Grinnell Corp
•
Filing: 1946-05-25
•
Granted: 1951-05-22
•
Expires: 1966-05-25
Abstract
No abstract record available.
Inventors
- 👤 Albert J Loepsinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:14
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/14; B05B1/16; B05B1/1627; B05B1/1636
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US170138A
Cited
US1309732A
Cited
US913632A
Cited
US924867A
Cited
US2117456A
Cited
US2039220A
Cited
US2173949A
Cited
US2201895A
Cited
US2297161A
Cited
US2337321A
Cited
US2415285A
Cited
US2373628A
Cited
US2364848A
Cited
US2484942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-21 | 1954-11-20 | 1955-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-21 | 1958-11-20 | 1959-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-21 | 1962-11-20 | 1963-05-22 | $7700.00 | Window Closed / Lapsed |