US3244580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber binder composition containing tall oil pitch
Assignee: Owens Corning
•
Filing: 1959-08-21
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Granted: 1966-04-05
•
Expires: 1979-08-21
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Stalego
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:12
CPC Classifications
C; C08; C08L; C08L61/00; C08L61/04; C08L61/06; D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/587; D04H1/64; D04H1/66; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2926; Y10T442/2959
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
71 words
A MASS OF INTERMESHED GLASS FIBERS BONDED TO ONE ANOTHER AT POINTS OF CONTACT BY A THERMOST PHENOLIC RESIN BINDER COMPOSITION WHICH IS THE PRODUCT OF HEAT CURING A BLEND OF A PHENOLIC RESOLE, AND, PER 100 PARTS OF THE PHENOLIC RESOLE, FROM 5 PARTS TO 100 PARTS OF A TALL OIL PITCH HAVING A FLASH POINT FROM 400*F. TO 550*F. AND UP TO 100 PARTS OF A PINEWOOD PITCH EXTRACT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |