US3663673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making a bagasse pith composite structure
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1969-10-01
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Granted: 1972-05-16
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Expires: 1989-10-01
Abstract
Abstract THE PROCESS FOR THE MANUFACTURE OF A COMPOSITE FIBERBOARD STRUCTURE FROM PITH AND FIBROUS PORTIONS OF BAGASSE WHICH COMPRISES FORMING A FELTED MAT OF BAGASSE PITH, FINES AND COARSE FIBERS THE FINES BEING DISTRIBUTED ON THE SURFACES, THEREAFTER APPLYING A RESIN TO THE SURFACE AND APPLYING HEAT AND PRESSURE TO CURE THE COMPOSITE BOARD.
Inventors
- 👤 Jose A Rionda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:38
CPC Classifications
C; C08; C08L; C08L97/00; C08L97/02; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T442/00; Y10T442/50; Y10T442/51
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-16 | 1975-11-15 | 1976-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-16 | 1979-11-15 | 1980-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-16 | 1983-11-15 | 1984-05-16 | $7700.00 | Window Closed / Lapsed |