US3286785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature resistant acoustical board
Assignee: Owens Corning
•
Filing: 1965-05-24
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Granted: 1966-11-22
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Expires: 1985-05-24
Abstract
No abstract record available.
Inventors
- 👤 Richard F Shannon
- 👤 Jerry L Helser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:21
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; B; B28; B28B; B28B1/00; B28B1/52; B28B1/522; B28B1/526; B28B19/00; B28B19/0015; B28B19/003; C04B28/00; C04B28/24; C04B41/45; C04B41/50; C04B41/5025; C04B41/5035; C04B41/5076; C04B41/5089; E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/88; E04B1/90; E04B1/92; E04B1/94; E04B1/941; E04B1/942; E04B2001/8457; E04B2001/8461; E04B2001/8471; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
AN ACOUSTICAL AND THERMAL INSULATING ELEMENT CAPABLE OF MAINTAING STRUCTURAL INTEGRITY AT TEMPERATURES IN EXCESS OF 10000*F. COMPRISING A PLURALITY OF SILECEOUS FIBERS INTERBONDED INTO AN INTEGRAL, VOID-CONTAINING MASS HAVING A SENSITY OF BETWEEN 1 TO 30 POUNDS PER CUBIC FOOT AND SHAPED IN THE FORM OF A PANEL HAVING TWO SUBSTANTIALLY PARALLEL MAJOR SURFACE AND A THICKNESS OF BETWEEN 250 AND 30000 MILS, AND DEPOSITED WITHIN SAID VOIDS PRESENT BETWEEN SAID FIBERS AND ADJACENT TO ONE OF SAID SURFACES AND TO A DEPTH OF AT LEAST 15 MILS, AND IMPREGNANT COMPRISING BETWEEN 75 TO 98% BY WEIGHT OF ALUMINUM SILICATE PARTICLES CONSISTING ESSENTIALLY OF BETWWEEN 10 TO 90% BY WEIGHT OF HYDRATED ALUMINUM SILICATE CONTAINING BETWEEN 50 TO 755 BY WEIGHT OF SIO2 AND BETWEEN 15 TO 35% BY WEIGHT OF A12O3, AND BETWEEN 10 TO 90% BY WEIGHT OF AN ALUMINOSILICATE OF A METAL SELECTED FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM, CALCIUM, MAGNESIUM, BARIUM AND COMBINATIONS OF SAID METALS, IN WHICH
Claim 2
Dependent Claim
164 words
AN ACOUSTICAL AND THERMAL INSULATING ELEMENT CAPABLE OF MAINTAING STRUCTURAL INTEGRITY AT TEMPERATURES IN EXCESS OF 10000*F. COMPRISING A PLURALITY OF SILECEOUS FIBERS INTERBONDED INTO AN INTEGRAL, VOID-CONTAINING MASS HAVING A SENSITY OF BETWEEN 1 TO 30 POUNDS PER CUBIC FOOT AND SHAPED IN THE FORM OF A PANEL HAVING TWO SUBSTANTIALLY PARALLEL MAJOR SURFACE AND A THICKNESS OF BETWEEN 250 AND 30000 MILS, AND DEPOSITED WITHIN SAID VOIDS PRESENT BETWEEN SAID FIBERS AND ADJACENT TO ONE OF SAID SURFACES AND TO A DEPTH OF AT LEAST 15 MILS, AND IMPREGNANT COMPRISING BETWEEN 75 TO 98% BY WEIGHT OF ALUMINUM SILICATE PARTICLES CONSISTING ESSENTIALLY OF BETWWEEN 10 TO 90% BY WEIGHT OF HYDRATED ALUMINUM SILICATE CONTAINING BETWEEN 50 TO 755 BY WEIGHT OF SIO2 AND BETWEEN 15 TO 35% BY WEIGHT OF A12O3, AND BETWEEN 10 TO 90% BY WEIGHT OF AN ALUMINOSILICATE OF A METAL SELECTED FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM, CALCIUM, MAGNESIUM, BARIUM AND COMBINATIONS OF SAID METALS, IN WHICH
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |