US3346936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of inflated metal products
Assignee: Texas Instruments Inc
•
Filing: 1964-08-17
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Granted: 1967-10-17
•
Expires: 1984-08-17
Abstract
No abstract record available.
Inventors
- 👤 Edwin A Miller
- 👤 Robert A Schultheiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:00
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/02; B21D53/04; B21D53/045; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49366; Y10T29/49369; Y10T29/49371
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
THE PROCESS OF MAKING AN INFLATED COMPOSITE METAL PRODUCT, COMPRISING INTERFACIALLY CONTACTING CLEAN METAL LAYERS, SQUEEZING THE LAYERS TOGETHER WITH A THICKNESS REDUCTION TO PRODUCE A COMPOSITE SHEET HAVING SOLIDPHASE GREEN-BONDED COMPONENTS, HEAT-TREATING THE COMPOSITE SHEET TO EFFECT A PARTIAL IMPROVEMENT IN THE GREEN BOND AND TO SOFTEN SAID LAYERS, PLACING THE COMPOSITE SHEET BETWEEN DIES AT LEAST ONE OF WHICH DIES HAS A RECESSED PATTERN, FORCING A FLUID INTO THE AREA BETWEEN THE LAYER OUTLINED BY SAID PATTERN THEREBY TO INFLATE AND SEPARATE PORTIONS OF AT LEAST ONE OF THE COMPONENTS FROM THE OTHER COMPONENT IN AN AREA CONFORMING SUBSTANTIALLY TO THE PATTERN AND TO FORCE SAID SEPARATED PORTIONS TO CONFORM SUBSTANTIALLY TO SAID PATTERN, REMOVING THE COMPOSITE FROM THE DIES, AND HEAT-TRATING THE INFLATED COMPOSITE FURTHER TO IMPROVE THE BONDS SUBSTANTIALLY TO FULL STRENGTH.
Claim 2
Dependent Claim
136 words
THE PROCESS OF MAKING AN INFLATED COMPOSITE METAL PRODUCT, COMPRISING INTERFACIALLY CONTACTING CLEAN METAL LAYERS, SQUEEZING THE LAYERS TOGETHER WITH A THICKNESS REDUCTION TO PRODUCE A COMPOSITE SHEET HAVING SOLIDPHASE GREEN-BONDED COMPONENTS, HEAT-TREATING THE COMPOSITE SHEET TO EFFECT A PARTIAL IMPROVEMENT IN THE GREEN BOND AND TO SOFTEN SAID LAYERS, PLACING THE COMPOSITE SHEET BETWEEN DIES AT LEAST ONE OF WHICH DIES HAS A RECESSED PATTERN, FORCING A FLUID INTO THE AREA BETWEEN THE LAYER OUTLINED BY SAID PATTERN THEREBY TO INFLATE AND SEPARATE PORTIONS OF AT LEAST ONE OF THE COMPONENTS FROM THE OTHER COMPONENT IN AN AREA CONFORMING SUBSTANTIALLY TO THE PATTERN AND TO FORCE SAID SEPARATED PORTIONS TO CONFORM SUBSTANTIALLY TO SAID PATTERN, REMOVING THE COMPOSITE FROM THE DIES, AND HEAT-TRATING THE INFLATED COMPOSITE FURTHER TO IMPROVE THE BONDS SUBSTANTIALLY TO FULL STRENGTH.
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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |