Patent US2583869A successfully refreshed from Google Patents.
US2583869A
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US
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Assignee: Individual
•
Filing: 1947-09-30
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Granted: 1952-01-29
•
Expires: 1967-09-30
Abstract
No abstract record available.
Inventors
- 👤 Oscar P Monson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:36
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/02; F16K3/04; F16K3/06; F16K3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US167880A
Cited
US1163370A
Cited
US967338A
Cited
US934359A
Cited
US1173871A
Cited
US1271359A
Cited
US1486100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |