Patent US2400094A successfully refreshed from Google Patents.
US3147127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of glass reinforced cementitious articles
Assignee: Owens Corning
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Filing: 1961-12-13
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Granted: 1964-09-01
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Expires: 1981-12-13
Abstract
No abstract record available.
Inventors
- 👤 Richard F Shannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:56
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/02; C04B14/00; C04B14/02; C04B14/04; C04B14/06; C04B24/00; C04B24/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A METHOD FOR PRODUCING AN ARTICLE CONSISTING ESSENTIALLY OF A MASS OF GLASS REINFORCEMENT IN A PHYSICAL FORM HAVING A HIGH RATIO OF SURFACE TO WEIGHT AND AN INORGANIC BINDER FOR SAID GLASS REINFORCEMENT, WHICH METHOD INCLUDES THE STEPS OF: MIXING THE GLASS REINFORCEMENT WITH A RECONSTITUTED BINDER CONSISTING ESSENTIALLY OF THE PRODUCTS OF REACTION IN AN AQUEOUS MEDIUM BETWEEN A CATION EXCHANGE MATERIAL AND A BINDER CONTAINING AN ALKALI COMPOUND, THE BINDER BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI GYPSUM AND PORTLAND CEMENTS WHICH CONTAIN AN ALKALI COMPOUND HAVING CATIONS SELECTED FROM THE GROUP CONSISTING OF LI, K, NA, RB, CS AND CA, THE AMOUNT OF THE CATION EXCHANGE MATERIAL BEING SUFFICIENT FOR SUBSTANTIALLY COMPLETE REACTION WITH THE ALKALI COMPOUND, AND THE CATION EXCHANGE MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF ZEOLITES, SULFONATED COALS, AND SYNTHETIC CATION EXCHANGE RESINS, AND, IN EACH CASE, IN A CYCLE SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND AMMONIUM, AND HARDENING THE RECONSTITUTED BINDER.
Claim 2
Independent Claim
163 words
A METHOD FOR PRODUCING AN ARTICLE CONSISTING ESSENTIALLY OF A MASS OF GLASS REINFORCEMENT IN A PHYSICAL FORM HAVING A HIGH RATIO OF SURFACE TO WEIGHT AND AN INORGANIC BINDER FOR SAID GLASS REINFORCEMENT, WHICH METHOD INCLUDES THE STEPS OF: MIXING THE GLASS REINFORCEMENT WITH A RECONSTITUTED BINDER CONSISTING ESSENTIALLY OF THE PRODUCTS OF REACTION IN AN AQUEOUS MEDIUM BETWEEN A CATION EXCHANGE MATERIAL AND A BINDER CONTAINING AN ALKALI COMPOUND, THE BINDER BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI GYPSUM AND PORTLAND CEMENTS WHICH CONTAIN AN ALKALI COMPOUND HAVING CATIONS SELECTED FROM THE GROUP CONSISTING OF LI, K, NA, RB, CS AND CA, THE AMOUNT OF THE CATION EXCHANGE MATERIAL BEING SUFFICIENT FOR SUBSTANTIALLY COMPLETE REACTION WITH THE ALKALI COMPOUND, AND THE CATION EXCHANGE MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF ZEOLITES, SULFONATED COALS, AND SYNTHETIC CATION EXCHANGE RESINS, AND, IN EACH CASE, IN A CYCLE SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND AMMONIUM, AND HARDENING THE RECONSTITUTED BINDER.
References Cited (Backward Citations)
US2664406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |