US3703385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire-resistant products and process of making the same
Assignee: Individual
•
Filing: 1969-12-23
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Granted: 1972-11-21
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Expires: 1989-12-23
Abstract
Abstract THE INVENTION RELATES TO THE FIRE RESISTANCE OF SOLID PRODUCTS WHICH ARE PRODUCED FROM FLUID MATERIALS, NAMELY LIQUID OR PASTY MATERIALS AS WELL AS SOLID MATERIALS IN DIVIDED CONDITION. IN ORDER TO OBTAIN A PRODUCT HAVING IMPROVED FIRE RESISTANCE PROPERTIES, SAID FLUID MATERIAL IS MIXED WITH LOOSE ASHES. PARTICULATE PANELS AND PLASTIC MATERIALS ARE IMPORTANT EXAMPLES OF SOLID PRODUCTS TO WHICH THE INVENTION MAY BE APPLIED.
Inventors
- 👤 Charles Emile Zwickert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:57
CPC Classifications
C; C08; C08K; C08K11/00; B; B27; B27N; B27N9/00; E; E04; E04B; E04B1/00; E04B1/62; E04B1/92; E04B1/94; E04B1/941; E04B1/942; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24562
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) | 1975-11-21 | 1976-05-22 | 1976-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-21 | 1980-05-22 | 1980-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-21 | 1984-05-22 | 1984-11-21 | $7700.00 | Window Closed / Lapsed |