US3123908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a laminated structure
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:00
CPC Classifications
B; B21; B21D; B21D47/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T29/49812; Y10T29/49826; Y10T29/49879; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
THE METHOD OF BONDING TOGETHER METAL PIECES WHICH COMPRISES THE STEPS OF TREATING SELECTED, SEPARATED AREAS OF TWO METAL PIECES TO RENDER SUCH AREAS RECEPTIVE TO A MOLTEN METAL, BRINGING SUCH SELECTED AREAS OF ONE PIECE INTO CLOSE BUT SEPARATED JUXTAPOSITION TO TREATED AREAS OF THE OTHER PIECE, DIPPING THE TWO PIECES, WHILE HELD IN SUCH JUXTAPOSITION, INTO A BATH OF MOLTEN METAL TO IMMERSE SUCH SELECTED AREAS THEREIN, EXERTING PRESSURE UPON SAID PIECES TO MOVE SUCH SELECTED AREAS OF THE TWO PIECES TOWARD EACH OTHER WHILE SUCH AREAS ARE SO IMMERSED, AND REMOVING SAID PIECES FROM THE BATH, WHILE CONTINUING SUCH PRESSURE SUBSTANTIALLY THROUGHOUT THE FREEZING OF THE METAL ADHERING TO SAID PIECES.
Claim 2
Independent Claim
114 words
THE METHOD OF BONDING TOGETHER METAL PIECES WHICH COMPRISES THE STEPS OF TREATING SELECTED, SEPARATED AREAS OF TWO METAL PIECES TO RENDER SUCH AREAS RECEPTIVE TO A MOLTEN METAL, BRINGING SUCH SELECTED AREAS OF ONE PIECE INTO CLOSE BUT SEPARATED JUXTAPOSITION TO TREATED AREAS OF THE OTHER PIECE, DIPPING THE TWO PIECES, WHILE HELD IN SUCH JUXTAPOSITION, INTO A BATH OF MOLTEN METAL TO IMMERSE SUCH SELECTED AREAS THEREIN, EXERTING PRESSURE UPON SAID PIECES TO MOVE SUCH SELECTED AREAS OF THE TWO PIECES TOWARD EACH OTHER WHILE SUCH AREAS ARE SO IMMERSED, AND REMOVING SAID PIECES FROM THE BATH, WHILE CONTINUING SUCH PRESSURE SUBSTANTIALLY THROUGHOUT THE FREEZING OF THE METAL ADHERING TO SAID PIECES.
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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) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |