Patent US4072804A successfully refreshed from Google Patents.
Patent US2607600A successfully refreshed from Google Patents.
US2607600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature and volume control valve
Assignee: Individual
•
Filing: 1946-07-22
•
Granted: 1952-08-19
•
Expires: 1966-07-22
Abstract
No abstract record available.
Inventors
- 👤 Walter C Trautman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:10
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; F16K11/14; F16K11/18; G; G05; G05D; G05D23/00; G05D23/01; G05D23/13; G05D23/1306; G05D23/1313; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/86992; Y10T137/87048; Y10T137/87056; Y10T137/87072; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87692
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE164068C
Cited
US1308829A
Cited
US1632450A
Cited
US1875509A
Cited
US963221A
Cited
US1095003A
Cited
US1517956A
Cited
US1537210A
Cited
US2075740A
Cited
US2322157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |