US3044402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for fluid system
Assignee: Robertshaw Controls Co
•
Filing: 1959-07-02
•
Granted: 1962-07-17
•
Expires: 1979-07-02
Abstract
No abstract record available.
Inventors
- 👤 Kenneth G Kreuter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:07
CPC Classifications
E; E03; E03B; E03B5/00; E03B5/04; E03B5/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1784205A
Cited
US1744684A
Cited
US1980799A
Cited
US2461076A
Cited
US2583814A
Cited
US2517739A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |