Patent US3296407A successfully refreshed from Google Patents.
US3296407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding torch
Assignee: WDL Inc
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Filing: 1966-05-02
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Granted: 1967-01-03
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Expires: 1986-05-02
Abstract
No abstract record available.
Inventors
- 👤 Wallace Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:24
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28; B23K9/29; B23K9/291
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A WELDING TORCH COMPRISING A HEAD PORTION AND A HANDLE PORTION EXTENDING THEREFROM, SAID HEAD PORTION INCLUDING BODY MEANS HAVING COOLING MEANS COUPLED THERETO, ELECTRODE HOLDER MEANS ADAPTED TO RECEIVE AN ELECTRODE AND EXTENDING PARTIALLY INTO SAID BODY MEANS, RESILIENT MEANS COVERING THE OUTER PORTION OF SAID ELECTRODE HOLDER MEANS AND CO-ACTING WITH SAID BODY MEANS TO HOLD SAID ELECTRODE IN FIXED RELATION THEREWITH, AND NOZZLE MEANS CONNECTED TO SAID BODY MEANS AND COAXIALLY DISPOSED RELATIVE TO SAID ELECTRODE, SAID HANDLE PORTION INCLUDING THREADED CONNECTOR MEANS HAVING MALE AND FEMALE MEMBERS, A WASHER DISPOSED THEREBETWEEN, AND AN ELONGATED SLEEVE OF NON-CONDUCTIVE MATERIAL ADAPTED TO URGE SAID MEMBERS IN LOCKING ENGAGEMENT, SAID FEMALE MEMBER FORMING THE TERMINATION OF A PLURAL-
Claim 2
Dependent Claim
119 words
A WELDING TORCH COMPRISING A HEAD PORTION AND A HANDLE PORTION EXTENDING THEREFROM, SAID HEAD PORTION INCLUDING BODY MEANS HAVING COOLING MEANS COUPLED THERETO, ELECTRODE HOLDER MEANS ADAPTED TO RECEIVE AN ELECTRODE AND EXTENDING PARTIALLY INTO SAID BODY MEANS, RESILIENT MEANS COVERING THE OUTER PORTION OF SAID ELECTRODE HOLDER MEANS AND CO-ACTING WITH SAID BODY MEANS TO HOLD SAID ELECTRODE IN FIXED RELATION THEREWITH, AND NOZZLE MEANS CONNECTED TO SAID BODY MEANS AND COAXIALLY DISPOSED RELATIVE TO SAID ELECTRODE, SAID HANDLE PORTION INCLUDING THREADED CONNECTOR MEANS HAVING MALE AND FEMALE MEMBERS, A WASHER DISPOSED THEREBETWEEN, AND AN ELONGATED SLEEVE OF NON-CONDUCTIVE MATERIAL ADAPTED TO URGE SAID MEMBERS IN LOCKING ENGAGEMENT, SAID FEMALE MEMBER FORMING THE TERMINATION OF A PLURAL-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |