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US3056429A
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US
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Laminated fabrics
Assignee: Celanese Corp
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Filing: 1958-06-24
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Granted: 1962-10-02
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Expires: 1978-06-24
Abstract
No abstract record available.
Inventors
- 👤 John B Wilberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:04
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; D; D02; D02G; D02G3/00; D02G3/22; D02G3/26; D02G3/28; D02G3/44; D02G3/447; F; F16; F16L; F16L11/00; F16L11/04; F16L11/10; B29K; B29K2021/00; B29K2105/00; B29K2105/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1011090A
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US2205285A
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US2346759A
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US2598022A
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US2810949A
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US2833313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |