Patent US3261330A successfully refreshed from Google Patents.
US3261330A
Expired / Lapsed
US
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Interlocked water and fuel system for steam cleaners and the like
Assignee: Clayton Manufacturing Co
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Filing: 1962-11-07
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Granted: 1966-07-19
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Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Arant Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:43
CPC Classifications
F; F23; F23C; F23C99/00; B; B08; B08B; B08B3/00; B08B3/02; B08B3/026; F23N; F23N1/00; F23N1/08; F23N1/087; F24; F24H; F24H9/00; F24H9/20; F24H9/2007; F24H9/2035; B08B2203/00; B08B2203/007; B08B2203/02; B08B2203/0205; B08B2203/0217; F23C2700/00; F23C2700/02; F23C2700/026; F23N2239/00; F23N2239/06; F23N2241/00; F23N2241/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A LIQUID HEATING SYSTEM, COMPRISING: A HEATING COIL FOR HEATING LIQUID WHILE FLOWING THERETHROUGH; BURNER MEANS ARRANGED TO HEAT THE LIQUID IN SAID HEATING COIL; AND MEANS INCLUDING A LIQUID AND FUEL PUMP ASSEMBLY FOR SIMULTANEOUSLY PUMPING LIQUID TO SAID HEATING COIL AND FOR PUMPING FUEL TO SAID BURNER, SAID PUMP INCLUDING MEANS FOR PUMPING SAID FUEL THAT IS ACTUATED IN RE-
Claim 2
Dependent Claim
62 words
A LIQUID HEATING SYSTEM, COMPRISING: A HEATING COIL FOR HEATING LIQUID WHILE FLOWING THERETHROUGH; BURNER MEANS ARRANGED TO HEAT THE LIQUID IN SAID HEATING COIL; AND MEANS INCLUDING A LIQUID AND FUEL PUMP ASSEMBLY FOR SIMULTANEOUSLY PUMPING LIQUID TO SAID HEATING COIL AND FOR PUMPING FUEL TO SAID BURNER, SAID PUMP INCLUDING MEANS FOR PUMPING SAID FUEL THAT IS ACTUATED IN RE-
References Cited (Backward Citations)
DE605784C
Cited
US702491A
Cited
FR330598A
Cited
US815713A
Cited
US1719060A
Cited
US1647768A
Cited
US1855866A
Cited
US1840527A
Cited
US2123166A
Cited
US2585575A
Cited
US2427818A
Cited
US2987053A
Cited
US3064631A
Cited
US2987259A
Cited
US3106219A
Cited
US3131676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |