US3202567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame retardant fire barrier constructions
Assignee: Ludlow Corp
•
Filing: 1962-09-24
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Granted: 1965-08-24
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Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 Richard L Muri
- 👤 Ronald E Collette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:43
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/521; B; B32; B32B; B32B27/00; C08L; C08L31/00; C08L31/02; C08L31/04; C08L81/00; C08L81/10; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31696; Y10T428/31699; Y10T428/31855; Y10T428/31859; Y10T428/31909; Y10T428/31924; Y10T428/31942; Y10T428/31949; Y10T428/31964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A FLAME RETARDANT BARRIER CONSTRUCTION CHARACTERIZED BY LOW FLAME SPREAD AND SMOKE DEVELOPMENT COMPRISING PLIES OF LOW BURNING CHARACTERISTICS SELECTED FROM THE GROUP CONSISTING OF METAL FOIL, PLASTICFILM, AND PAPER, WHICH PLIES ARE ADHERED TOGETHER WITH A NON-BURNING LAMINANT WHICH LIBERATES FIRE EXTINGUISHING PRODUCTS UNDER COMBUSTION CONDITIONS COMPRISING, AN INTIMATE BLEND OF VINYL ACETATE HOMOPOLYMR, A TACKIFIER SELECTED FROM THE GROUP CONSISTING OF SULFONAMIDE-FORMALDEHYDE, UREAFORMALDEHYDE AND MELAMINE-FORMALDEHYDE RESINS, A FILLER SELECTED FROM THE GROUP CONSISTING OF TITANIUM DIOXIDE, CLAY, TALC, CALCIUM CARBONATE, CALCIUM SILICATE, MAGNESIUM CARBONATE, DOLOMITIC LIMESTONE AND MIXTURES THEREOF AND A PLASTICIZER ADAPTED TO EVOLVE HYDROGEN HALIDE RAPIDLY AT FLAMING TEMPERATURES SELECTED FROM THE GROUP CONSISTING OF TRIS-BETA-CHLORO ETHYL PHOSPHATE, TRIS-DICHLORO PROPYL PHOSPHATE, TRIS-CHLORO BROMO PROPYL PHOSPHATE AND TRIS-DIBROMO PROPYL PHOSPHATE.
Claim 2
Dependent Claim
123 words
A FLAME RETARDANT BARRIER CONSTRUCTION CHARACTERIZED BY LOW FLAME SPREAD AND SMOKE DEVELOPMENT COMPRISING PLIES OF LOW BURNING CHARACTERISTICS SELECTED FROM THE GROUP CONSISTING OF METAL FOIL, PLASTICFILM, AND PAPER, WHICH PLIES ARE ADHERED TOGETHER WITH A NON-BURNING LAMINANT WHICH LIBERATES FIRE EXTINGUISHING PRODUCTS UNDER COMBUSTION CONDITIONS COMPRISING, AN INTIMATE BLEND OF VINYL ACETATE HOMOPOLYMR, A TACKIFIER SELECTED FROM THE GROUP CONSISTING OF SULFONAMIDE-FORMALDEHYDE, UREAFORMALDEHYDE AND MELAMINE-FORMALDEHYDE RESINS, A FILLER SELECTED FROM THE GROUP CONSISTING OF TITANIUM DIOXIDE, CLAY, TALC, CALCIUM CARBONATE, CALCIUM SILICATE, MAGNESIUM CARBONATE, DOLOMITIC LIMESTONE AND MIXTURES THEREOF AND A PLASTICIZER ADAPTED TO EVOLVE HYDROGEN HALIDE RAPIDLY AT FLAMING TEMPERATURES SELECTED FROM THE GROUP CONSISTING OF TRIS-BETA-CHLORO ETHYL PHOSPHATE, TRIS-DICHLORO PROPYL PHOSPHATE, TRIS-CHLORO BROMO PROPYL PHOSPHATE AND TRIS-DIBROMO PROPYL PHOSPHATE.
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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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |