US3194708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of light structural members
Assignee: Houilleres du Bassin du Nord et du Pas de Calais
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Filing: 1960-11-02
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Granted: 1965-07-13
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Expires: 1980-11-02
Abstract
No abstract record available.
Inventors
- 👤 Fourcade Robert
- 👤 Duhoo Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:48
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/36; C08J9/365; B; B29; B29C; B29C44/00; B29C44/02; B29C44/12; B29C44/34; B29C44/56; B29C44/5618; B29C70/00; B29C70/003; C08J9/34; E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/20; E04C2/205; E04C2/22; B29K; B29K2105/00; B29K2105/06; B29K2309/00; B29K2309/08; C08J2327/00; C08J2327/02; C08J2327/04; C08J2327/06; C08J2367/00; C08J2367/06; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/233; Y10T428/239; Y10T428/249921; Y10T428/249953; Y10T428/249955; Y10T428/249958; Y10T428/249982; Y10T428/249985
Claims Analysis
Total Claims: 0
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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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |