US3361864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Furnace for treatment of wax-bonded sinterable preforms
Assignee: Bendix Corp
•
Filing: 1965-01-05
•
Granted: 1968-01-02
•
Expires: 1985-01-05
Abstract
No abstract record available.
Inventors
- 👤 Vollmer Helmut
- 👤 Huchler Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:29
CPC Classifications
C; C21; C21D; C21D9/00; B; B01; B01J; B01J6/00; B01J6/001; B22; B22F; B22F3/00; B22F3/10; B22F3/1017; B22F3/1021; F; F27; F27B; F27B5/00; F27B5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A FURNACE FOR THE TREATMENT OF WAX-BONDED SINTERABLE PREFORMS COMPRISING: A HOUSING; AN ENCLOSED CONTAINER ADAPTED TO HOLD SINTERABLE PREFORMS IN THE INTERIOR THEREOF AND IN SAID HOUSING, DEFINING A SPACE ADAPTED TO BE EVACUATED INTERMEDIATE SAID HOUSING AND SAID CONTAINER; INDUCTION MEANS FOR HEATING SAID CONTAINER; A FIRST EVACUATION CONNECTION OPENING ON ONE END INTO THE INTERIOR OF SAID CONTAINER AND ON ANOTHER END INTO SAID SPACE INTERMEDIATE HOUSING AND CONTAINER; A SECOND EVACUATION CONNECTION OPENING INTO SAID SPACE ON ONE END AND EXTENDING EXTERIOR OF SAID HOUSING; VALVE MEANS CONTROLLABLE EXTERNALLY OF SAID HOUSING FOR SELECTIVELY INTERCONNECTING SAID FIRST AND SECOND EVACUATION CONNECTIONS, CONDENSER MEANS EXTERIOR OF SAID
Claim 2
Dependent Claim
110 words
A FURNACE FOR THE TREATMENT OF WAX-BONDED SINTERABLE PREFORMS COMPRISING: A HOUSING; AN ENCLOSED CONTAINER ADAPTED TO HOLD SINTERABLE PREFORMS IN THE INTERIOR THEREOF AND IN SAID HOUSING, DEFINING A SPACE ADAPTED TO BE EVACUATED INTERMEDIATE SAID HOUSING AND SAID CONTAINER; INDUCTION MEANS FOR HEATING SAID CONTAINER; A FIRST EVACUATION CONNECTION OPENING ON ONE END INTO THE INTERIOR OF SAID CONTAINER AND ON ANOTHER END INTO SAID SPACE INTERMEDIATE HOUSING AND CONTAINER; A SECOND EVACUATION CONNECTION OPENING INTO SAID SPACE ON ONE END AND EXTENDING EXTERIOR OF SAID HOUSING; VALVE MEANS CONTROLLABLE EXTERNALLY OF SAID HOUSING FOR SELECTIVELY INTERCONNECTING SAID FIRST AND SECOND EVACUATION CONNECTIONS, CONDENSER MEANS EXTERIOR OF SAID
References Cited (Backward Citations)
US2789153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |