US3264732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of welding
Assignee: Hupp Corp
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Filing: 1965-04-20
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Granted: 1966-08-09
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Expires: 1985-04-20
Abstract
No abstract record available.
Inventors
- 👤 Jr John J Fannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:19
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/235; C; C21; C21D; C21D9/00; C21D9/50
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
43 words
A METHOD OF WELDING TOGETHER A PAIR OF METALLIC OBJECTS ALONG A PREDETERMINED BAND COMPRISING THE STEPS OF SUBJECTING PORTIONS OF EACH OF SAID OBJECTS ADJACENT SAID BAND TO THE INFLUENCE OF BEAMS OF INFRARED IRRADIATION FROM GAS BURNING INFRARED GENERATORS HAVING VISIBLY
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |