Patent US3105963A successfully refreshed from Google Patents.
US2543536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic thermoplastic material
Assignee: Individual
•
Filing: 1947-06-19
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Granted: 1951-02-27
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Expires: 1967-06-19
Abstract
No abstract record available.
Inventors
- 👤 Sherman Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:10
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/02; C08K3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A THERMOPLASTIC MATERIAL HAVING THE APPEARANCE AND SOME OF THE PROPERTIES OF METAL, CONSISTING OF 90 PER CENT BY WEIGHT OF CELLULOSE ACETATE BUTYRATE HAVING DISPERSED THEREIN 10 PER CENT BY WEIGHT OF FINELY DIVIDED METALLIC POWDER.
Claim 2
Dependent Claim
37 words
A THERMOPLASTIC MATERIAL HAVING THE APPEARANCE AND SOME OF THE PROPERTIES OF METAL, CONSISTING OF 90 PER CENT BY WEIGHT OF CELLULOSE ACETATE BUTYRATE HAVING DISPERSED THEREIN 10 PER CENT BY WEIGHT OF FINELY DIVIDED METALLIC POWDER.
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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) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |