US2826236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for uninterrupted production of surface coated layers of bondedmineral wool
Assignee: Saint Gobain Italia SpA
•
Filing: 1955-05-25
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Granted: 1958-03-11
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Expires: 1975-05-25
Abstract
No abstract record available.
Inventors
- 👤 Meauze Francois
- 👤 Wiquel Valentino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:34
CPC Classifications
C; C04; C04B; C04B26/00; C04B26/02; B; B29; B29B; B29B15/00; B29B15/08; B29B15/10; B29B15/12; B29B15/122; B29C; B29C35/00; B29C35/02; B29C35/04; B29C35/06; B29C67/00; B29C67/24; B29C67/248; B29C67/249; B29C70/00; B29C70/04; B29C70/06; B29C70/08; B29C70/10; B29C70/12; B29C70/28; B29C70/40; B29C70/50; B29C70/504; B29C35/045; B29C2035/047; B29C35/049; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/0809; B29K2105/12; B29K2105/128; B29K2309/00; B29K2309/08; B29K2709/00; B29K2709/08; B29K2995/00; B29K2995/0001; B29K2995/0002; B29K2995/0012; B29K2995/0015; B29L; B29L2007/00; B29L2007/002; B29L2009/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1990554A
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US2457784A
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US2324787A
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FR989887A
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US2592470A
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US2698271A
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GB703023A
Cited
FR1054103A
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US2736362A
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US2655458A
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FR1069103A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |