US3362919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for foaming thermoset organic materials
Assignee: PPG Industries Inc
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Filing: 1965-02-04
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Granted: 1968-01-09
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Expires: 1985-02-04
Abstract
No abstract record available.
Inventors
- 👤 Leonard D Rood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:11
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/04; C08J9/12; B; B29; B29B; B29B7/00; B29B7/30; B29B7/34; B29B7/38; B29B7/40; B29B7/401; B29B7/404; B29B7/405; B29B7/407; B29B7/74; B29B7/7404; B29B7/7409; B29B7/7414; B29B7/7461; B29B7/80; B29B7/802; B29B7/803; B29B7/805; B29B7/82; B29C; B29C44/00; B29C44/34; B29C44/3469; B29C44/348; B29C44/36; B29C44/365; B29C67/00; B29C67/24; B29C67/246; B29B7/7471; B29K; B29K2067/00; B29K2075/00; B29K2101/00; B29K2101/10; Y; Y10; Y10S; Y10S264/00; Y10S264/13
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) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |