US3066406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soldering of zinc-containing surfaces
Assignee: AT&T Inc
•
Filing: 1957-09-20
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Granted: 1962-12-04
•
Expires: 1977-09-20
Abstract
No abstract record available.
Inventors
- 👤 Philip R White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:59
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/28; B23K35/282; B23K1/00; B23K1/20; B23K2101/00; B23K2101/04; B23K2101/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
METHOD OF JOINING BODY SURFACE EACH MADE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ZINC AND ZINC ALLOYS CONTAINING AT LEAST 80 PERCENT ZINC BY USE OF A SOLID FUSIBLE MATERIAL SELECTED FROM THE GROUP CONSISTING OF ZINC AND ZINC-ALUMINUM ALLOYS CONTAINING AT LEAST 90 PERCENT ZINC, COMPRISING HEATING THE SURFACE TO BE JOINED TO A TEMPERATURE AT LEAST AS HIGH AS THE MELTING POINT OF THE SAID FUSIBLE MATERIAL, CONTACTING THE SURFACES SO HEATED WITH SAID SOLID FUSIBLE MATERIAL, MOVING THE SAID CONTACTING SOLID FUSIBLE MATERIAL ACROSS THE SURFACES TO BE JOINED SO AS TO WET BOTH OF THE SAID SURFACES WITH MOLTEN REGIONS OF THE SAID FUSIBLE MATERIAL AND TO FLOAT AN OXIDE LAYER TO A SURFACE OF THE SAID MOLTEN REGIONS, AND PRODUCING A COMMON MOLTEN REGION BY CAUSING THE SAID MOLTEN REGIONS TO INTERMINGLE WHILE PUDDLING THE SAID INTERMINGLED MOLTEN REGIONS SO AS TO DISPERSE THE SAID OXIDE LAYER.
Claim 2
Dependent Claim
155 words
METHOD OF JOINING BODY SURFACE EACH MADE OF A METAL SELECTED FROM THE GROUP CONSISTING OF ZINC AND ZINC ALLOYS CONTAINING AT LEAST 80 PERCENT ZINC BY USE OF A SOLID FUSIBLE MATERIAL SELECTED FROM THE GROUP CONSISTING OF ZINC AND ZINC-ALUMINUM ALLOYS CONTAINING AT LEAST 90 PERCENT ZINC, COMPRISING HEATING THE SURFACE TO BE JOINED TO A TEMPERATURE AT LEAST AS HIGH AS THE MELTING POINT OF THE SAID FUSIBLE MATERIAL, CONTACTING THE SURFACES SO HEATED WITH SAID SOLID FUSIBLE MATERIAL, MOVING THE SAID CONTACTING SOLID FUSIBLE MATERIAL ACROSS THE SURFACES TO BE JOINED SO AS TO WET BOTH OF THE SAID SURFACES WITH MOLTEN REGIONS OF THE SAID FUSIBLE MATERIAL AND TO FLOAT AN OXIDE LAYER TO A SURFACE OF THE SAID MOLTEN REGIONS, AND PRODUCING A COMMON MOLTEN REGION BY CAUSING THE SAID MOLTEN REGIONS TO INTERMINGLE WHILE PUDDLING THE SAID INTERMINGLED MOLTEN REGIONS SO AS TO DISPERSE THE SAID OXIDE LAYER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |