US3495808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic binder mix system
Assignee: Owens Corning
•
Filing: 1967-08-29
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Granted: 1970-02-17
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Expires: 1987-08-29
Abstract
No abstract record available.
Inventors
- 👤 Philip H Klein
- 👤 Albert J Zalecki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:13
CPC Classifications
B; B01; B01F; B01F33/00; B01F33/80; B01F23/00; B01F23/50; B01F23/59; B29; B29B; B29B7/00; B29B7/30; B29B7/34; B29B7/38; B29B7/40; B29B7/404; B29B7/58; B29B7/60; B29B7/603; B29B7/74; B29B7/7476
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) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |