Patent US2545704A successfully refreshed from Google Patents.
US2545704A
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US
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Method of fabricating metal laminates
Assignee: Wingfoot Corp
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Filing: 1947-04-29
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Granted: 1951-03-20
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Expires: 1967-04-29
Abstract
No abstract record available.
Inventors
- 👤 Bernard D Raffel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:23
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/1092; Y10T156/1093; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12556; Y10T428/12569; Y10T428/12632
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A METHOD OF FABRICATING METAL LAMINATES IN WHICH THE EXPOSED LAMINAE ARE CHARACTERIZED BY SMOOTH SURFACES FREE FROM SUCH DEFECTS AS WRINKLES AND BUCKLES, SAID METHOD COMPRISINGG THE STEPS OF ASSEMBLING THE LAMINATE WHICH EMBODIES ARRANGING A PLURALITY OF REINFORCING ELEMENTS, SUPERPOSING THEREON AT LEAST ONE THIN METAL SHEET, AND INTERPOSING A THERMOSETTING ADHESIVE BETWEEN SAID REINFORCING ELEMENTS AND SAID METAL SHEET; PLACING ON THE METAL SHEET IN POSITIONS CORRESPONDING GENERALLY TO THE DISPOSITION OF THE REINFORCING ELEMENTS, METAL CONDUCTORS HAVING A COEFFICIENT OF EXPANSION IN A RANGE FROM
Claim 2
Independent Claim
89 words
A METHOD OF FABRICATING METAL LAMINATES IN WHICH THE EXPOSED LAMINAE ARE CHARACTERIZED BY SMOOTH SURFACES FREE FROM SUCH DEFECTS AS WRINKLES AND BUCKLES, SAID METHOD COMPRISINGG THE STEPS OF ASSEMBLING THE LAMINATE WHICH EMBODIES ARRANGING A PLURALITY OF REINFORCING ELEMENTS, SUPERPOSING THEREON AT LEAST ONE THIN METAL SHEET, AND INTERPOSING A THERMOSETTING ADHESIVE BETWEEN SAID REINFORCING ELEMENTS AND SAID METAL SHEET; PLACING ON THE METAL SHEET IN POSITIONS CORRESPONDING GENERALLY TO THE DISPOSITION OF THE REINFORCING ELEMENTS, METAL CONDUCTORS HAVING A COEFFICIENT OF EXPANSION IN A RANGE FROM
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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) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |