US3194643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clad metal product
Assignee: Lukens Inc
•
Filing: 1962-07-20
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Granted: 1965-07-13
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Expires: 1982-07-20
Abstract
No abstract record available.
Inventors
- 👤 James J L Ma
- 👤 Jr Charles Wright
- 👤 Kenneth W Mceuen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:06
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/06; B23K20/08; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/938; Y10S72/00; Y10S72/70; Y10T; Y10T428/00; Y10T428/12; Y10T428/12472; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757; Y10T428/12771; Y10T428/12778; Y10T428/12861; Y10T428/12931; Y10T428/12951; Y10T428/12972
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A CLAD METAL PRODUCT OF A BASE METAL PLATE AND A CLAD METAL SHEET, THE JUXTAPOSED SURFACES OF SAID PLATE AND SHEET BEING INITIALLY INTERMITTENTLY BONDED BY A HIGH ENERGY RATE SOURCE, THE UNITING INTERFACES OF SAID PLATE AND SHEET INCLUDING A PLURALITY OF INTERMESHING WAVES, SAID PLATE AND SHEET BEING SUBSEQUENTLY METALLURGICALLY BONDED OVER THE ENTIRE AREA OF SAID JUXTAPOSED SURFACES WITH THE AMPLITUDE OF THE INTERMESHING WAVES REDUCED.
Claim 2
Dependent Claim
70 words
A CLAD METAL PRODUCT OF A BASE METAL PLATE AND A CLAD METAL SHEET, THE JUXTAPOSED SURFACES OF SAID PLATE AND SHEET BEING INITIALLY INTERMITTENTLY BONDED BY A HIGH ENERGY RATE SOURCE, THE UNITING INTERFACES OF SAID PLATE AND SHEET INCLUDING A PLURALITY OF INTERMESHING WAVES, SAID PLATE AND SHEET BEING SUBSEQUENTLY METALLURGICALLY BONDED OVER THE ENTIRE AREA OF SAID JUXTAPOSED SURFACES WITH THE AMPLITUDE OF THE INTERMESHING WAVES REDUCED.
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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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |