US3261390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding iron
Assignee: Hitachi Wire and Cable Ltd
•
Filing: 1964-12-03
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Granted: 1966-07-19
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Expires: 1984-12-03
Abstract
No abstract record available.
Inventors
- 👤 Saito Tetsuo
- 👤 Mizukami Tokugoro
- 👤 Otake Masazumi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:57
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/28; B29C65/40; B29C66/00; B29C66/80; B29C66/84; B29C66/861
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A WELDING IRON COMPRISING A MAIN HOUSING PORTION AND A HOLLOW CYLINDER CONNECTED TO SAID MAIN HOUSING PORTION BY HEAT-INSULATING MEANS, SAID HOLLOW CYLINDER BEING ADAPTED TO GUIDE A WELD ROD THERETHROUGH, A HALF CUP-SHAPED COVER AT THE EXIT OF SAID HOLLOW CYLINDER AND CONNECTED THERETO, A BURNER SAID COVER POSITIONED AT THE UNDERSIDE OF SAID HOLLOW CYLINDER FOR SUPPLYING HEAT WITHIN SAID COVER FROM THE LOWER EXTERNAL SIDE OF SAID HOLLOW CYLINDER.
Claim 2
Dependent Claim
73 words
A WELDING IRON COMPRISING A MAIN HOUSING PORTION AND A HOLLOW CYLINDER CONNECTED TO SAID MAIN HOUSING PORTION BY HEAT-INSULATING MEANS, SAID HOLLOW CYLINDER BEING ADAPTED TO GUIDE A WELD ROD THERETHROUGH, A HALF CUP-SHAPED COVER AT THE EXIT OF SAID HOLLOW CYLINDER AND CONNECTED THERETO, A BURNER SAID COVER POSITIONED AT THE UNDERSIDE OF SAID HOLLOW CYLINDER FOR SUPPLYING HEAT WITHIN SAID COVER FROM THE LOWER EXTERNAL SIDE OF SAID HOLLOW CYLINDER.
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) | 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 |