Patent US3367752A successfully refreshed from Google Patents.
US3367752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flans and process
Assignee: 3M Co
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Filing: 1965-10-07
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Granted: 1968-02-06
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Expires: 1985-10-07
Abstract
No abstract record available.
Inventors
- 👤 James R Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:22
CPC Classifications
B; B22; B22F; B22F7/00; B22F7/02; Y; Y10; Y10S; Y10S75/00; Y10S75/95; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12229; Y10T428/12236; Y10T428/12243
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A LAMINATED, LEATHERY SHEET ADAPTED TO BE FIRED TO A SINTERWELED INTEGRAL SHEET ARTICLE COMPOSED OF LAYERS OF DISSIMILAR METALS, COMPRISING AN INNER CORE LAMINA CONSISTING ESSENTIALLY OF POWDERED METAL AND ORGANIC BINDER THEREFOR AND AN OUTER LAMINA CONSISTING ESSENTIALLY OF DIFFERENT COMPLEMENTARY POWDERED METAL AND ORGANIC BINDER THEREFOR ADHERED TO SAID CORE LAMINA AND FORMING A CONTINUOUS COATING OVER THE ENTIRE SURFACE THEREOF.
Claim 2
Dependent Claim
64 words
A LAMINATED, LEATHERY SHEET ADAPTED TO BE FIRED TO A SINTERWELED INTEGRAL SHEET ARTICLE COMPOSED OF LAYERS OF DISSIMILAR METALS, COMPRISING AN INNER CORE LAMINA CONSISTING ESSENTIALLY OF POWDERED METAL AND ORGANIC BINDER THEREFOR AND AN OUTER LAMINA CONSISTING ESSENTIALLY OF DIFFERENT COMPLEMENTARY POWDERED METAL AND ORGANIC BINDER THEREFOR ADHERED TO SAID CORE LAMINA AND FORMING A CONTINUOUS COATING OVER THE ENTIRE SURFACE THEREOF.
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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |