Patent US2425349A successfully refreshed from Google Patents.
US2425349A
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Laminated structures
Assignee: EIDP Inc
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Filing: 1943-09-28
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Granted: 1947-08-12
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Expires: 1963-09-28
Abstract
No abstract record available.
Inventors
- 👤 Herman E Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:26
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J2321/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31696; Y10T428/31707; Y10T428/3171; Y10T428/31725; Y10T428/31739; Y10T428/31743; Y10T428/31826; Y10T428/3183; Y10T428/31833; Y10T428/31855; Y10T428/31859; Y10T428/31877; Y10T428/3188; Y10T428/31884; Y10T428/31888; Y10T442/00; Y10T442/20; Y10T442/2762; Y10T442/277; Y10T442/2828; Y10T442/2861; Y10T442/2869
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1946932A
Cited
US1970835A
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US2128229A
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US2211951A
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US2291208A
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US2343551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-11 | 1951-02-10 | 1951-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-11 | 1955-02-10 | 1955-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-11 | 1959-02-10 | 1959-08-12 | $7700.00 | Window Closed / Lapsed |