US2619381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sprinkler
Assignee: Sunbeam Corp
•
Filing: 1949-04-20
•
Granted: 1952-11-25
•
Expires: 1969-04-20
Abstract
No abstract record available.
Inventors
- 👤 Jepson Ivar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:53
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/04; B05B3/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1688390A
Cited
US1830448A
Cited
US1888223A
Cited
US2284916A
Cited
US2273956A
Cited
US2335332A
Cited
US2311018A
Cited
US2539793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |