US2889235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire-retardant decorative insulating board
Assignee: Individual
•
Filing: 1955-09-20
•
Granted: 1959-06-02
•
Expires: 1975-09-20
Abstract
No abstract record available.
Inventors
- 👤 John F Campbell
- 👤 Edward M Cagle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:14
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/18; Y; Y10; Y10S; Y10S428/00; Y10S428/907; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/27; Y10T428/273; Y10T428/277; Y10T428/31504; Y10T428/31652; Y10T428/31667
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
A FLAME-RESISTANT, DECORATIVE, FIBRE INSULATING BOARD HAVING ON A SURFACE THEREOF, A PRIME COATING COMPRISING ESSENTIALLY MINERAL CLAY AND BINDER, DEPOSITED IN AN AMOUNT TO PROVIDE APPROXIMATELY 30 TO 40 POUNDS OF CLAY PER THOUSAND SQUARE FEET OF SURFACE, AND A UNIFORMLY GLOSSY DECORATIVE FINISH COATING APPLIED OVER SAID PRIME COATING, SAID DECORATIVE COATING COMPRISING PIGMENT, A FIRE-RETARDING AGENT COMPRISING A WATER-SOLUBLE BORATE SALT, STARCH AS A GLOSS PRODUCING PIGMENT BINDER AND A FLEXIBILIZING AND WATER-PROOFING RESIN SELECTED FROM THE GROUP CONSISTING OF ACRYLIC RESIN AND VINYL ACETATE RESIN, SAID STARCH BEING PRESENT IN AN AMOUNT WITHIN THE RANGE OF APPROXIMATELY 8% TO 20% OF THE TOTAL SOLIDS OF THE DECORATIVE COATING, SAID FLEXIBILIZING RESIN BEING PRESENT IN AN AMOUNT WITHIN THE RANGE OF APPROXIMATELY 12% TO 20% BY WEIGHT OF THE TOTAL SOLIDS OF THE DECORATIVE COATING, SAID FIRE-RETARDING AGENT BEING PRESENT IN AN AMOUNT OF FROM ABOUT 1.5 TO ABOUT 2.0 POUNDS PER THOUSAND SQUARE FEET OF SURFACE AND CONSTITUTING FROM ABOUT 25% TO ABOUT 40% BY WEIGHT OF THE TOTAL SOLIDS OF SAID COATING, THE COMBINED WEIGHT OF THE GLOSS-PRODUCING STARCH BINDER AND THE RESIN BEING IN THE RANGE OF FROM 1 TO 2 PARTS THEREOF FOR EACH PART BY WEIGHT OF PIGMENT.
Claim 2
Dependent Claim
206 words
A FLAME-RESISTANT, DECORATIVE, FIBRE INSULATING BOARD HAVING ON A SURFACE THEREOF, A PRIME COATING COMPRISING ESSENTIALLY MINERAL CLAY AND BINDER, DEPOSITED IN AN AMOUNT TO PROVIDE APPROXIMATELY 30 TO 40 POUNDS OF CLAY PER THOUSAND SQUARE FEET OF SURFACE, AND A UNIFORMLY GLOSSY DECORATIVE FINISH COATING APPLIED OVER SAID PRIME COATING, SAID DECORATIVE COATING COMPRISING PIGMENT, A FIRE-RETARDING AGENT COMPRISING A WATER-SOLUBLE BORATE SALT, STARCH AS A GLOSS PRODUCING PIGMENT BINDER AND A FLEXIBILIZING AND WATER-PROOFING RESIN SELECTED FROM THE GROUP CONSISTING OF ACRYLIC RESIN AND VINYL ACETATE RESIN, SAID STARCH BEING PRESENT IN AN AMOUNT WITHIN THE RANGE OF APPROXIMATELY 8% TO 20% OF THE TOTAL SOLIDS OF THE DECORATIVE COATING, SAID FLEXIBILIZING RESIN BEING PRESENT IN AN AMOUNT WITHIN THE RANGE OF APPROXIMATELY 12% TO 20% BY WEIGHT OF THE TOTAL SOLIDS OF THE DECORATIVE COATING, SAID FIRE-RETARDING AGENT BEING PRESENT IN AN AMOUNT OF FROM ABOUT 1.5 TO ABOUT 2.0 POUNDS PER THOUSAND SQUARE FEET OF SURFACE AND CONSTITUTING FROM ABOUT 25% TO ABOUT 40% BY WEIGHT OF THE TOTAL SOLIDS OF SAID COATING, THE COMBINED WEIGHT OF THE GLOSS-PRODUCING STARCH BINDER AND THE RESIN BEING IN THE RANGE OF FROM 1 TO 2 PARTS THEREOF FOR EACH PART BY WEIGHT OF PIGMENT.
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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) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |