Patent US2301548A successfully refreshed from Google Patents.
Patent US2767150A successfully refreshed from Google Patents.
US2767150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding compound of cashew nut shell oil polymer and cashew nut shell as the filler
Assignee: Harvel Corp
•
Filing: 1948-01-29
•
Granted: 1956-10-16
•
Expires: 1968-01-29
Abstract
No abstract record available.
Inventors
- 👤 Mortimer T Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:00
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A MOLDING COMPOUND, COMPRISING CASHEW NUT SHELL AS THE FILLER AND THE RESINOUS MATERIAL COMPRISING THE NATURALLY OCCURRING OILS OF THE CASHEW NUT SHELL REACTED IN SITU TO AN INTERMEDIATE STAGE OF POLYMERIC GROWTH.
Claim 2
Dependent Claim
34 words
A MOLDING COMPOUND, COMPRISING CASHEW NUT SHELL AS THE FILLER AND THE RESINOUS MATERIAL COMPRISING THE NATURALLY OCCURRING OILS OF THE CASHEW NUT SHELL REACTED IN SITU TO AN INTERMEDIATE STAGE OF POLYMERIC GROWTH.
References Cited (Backward Citations)
US2256646A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |