US3231540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric sizes for siliceous fibrous materials and reinforced plastic compositions produced therefrom
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1962-08-17
•
Granted: 1966-01-25
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Expires: 1982-08-17
Abstract
No abstract record available.
Inventors
- 👤 Byron M Vanderbilt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:32
CPC Classifications
C; C08; C08K; C08K9/00; C08K9/04; C08K9/06; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/28; C03C25/30; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A RESINIFIABLE THERMOSETTING REINFORCED RESIN COMPOSITION COMPRISING A RESINIFIABLE THERMOSETTING RESIN MIX CONTAINING SILICEOUS FIBROUS MATERIALS WHOSE SURFACES CONTAIN AN ALKENYL SILANOL REMAINING AFTER THE COMPLETE REMOVAL FROM AN INITIAL COATING MIXTURE OF AN ALKENYL SILANOL AND A POLYMERIC SIZE SELECTED FROM THE GROUP CONSISTING OF THE HOMOPOLYMERS OF A C4 TO C7 ISOOLEFIN AND THE COPOLYMERS OF AT LEAST 70 WT. PERCENT OF A C4 TO C7 ISOOLEFIN WITH UP TO 30 WT. PERCENT OF A C4 TO C10 CONJUGATED DIOLEFIN, OF THE SAID POLYMERIC SIZE ONLY, BY PYROLYSIS AT A TEMPERATURE BETWEEN ABOUT 500* AND ABOUT 800*F. FOR BETWEEN ABOUT 2 MINUTES AND ABOUT 5 SECONDS RESPECTIVELY.
Claim 2
Dependent Claim
109 words
A RESINIFIABLE THERMOSETTING REINFORCED RESIN COMPOSITION COMPRISING A RESINIFIABLE THERMOSETTING RESIN MIX CONTAINING SILICEOUS FIBROUS MATERIALS WHOSE SURFACES CONTAIN AN ALKENYL SILANOL REMAINING AFTER THE COMPLETE REMOVAL FROM AN INITIAL COATING MIXTURE OF AN ALKENYL SILANOL AND A POLYMERIC SIZE SELECTED FROM THE GROUP CONSISTING OF THE HOMOPOLYMERS OF A C4 TO C7 ISOOLEFIN AND THE COPOLYMERS OF AT LEAST 70 WT. PERCENT OF A C4 TO C7 ISOOLEFIN WITH UP TO 30 WT. PERCENT OF A C4 TO C10 CONJUGATED DIOLEFIN, OF THE SAID POLYMERIC SIZE ONLY, BY PYROLYSIS AT A TEMPERATURE BETWEEN ABOUT 500* AND ABOUT 800*F. FOR BETWEEN ABOUT 2 MINUTES AND ABOUT 5 SECONDS RESPECTIVELY.
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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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |