Patent US3061491A successfully refreshed from Google Patents.
US3061491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated structures
Assignee: Cordo Chemical Corp
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Filing: 1959-07-24
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Granted: 1962-10-30
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Expires: 1979-07-24
Abstract
No abstract record available.
Inventors
- 👤 George H Sherrard
- 👤 Zavan T Khachadoorian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:25
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/2495; Y10T428/24967; Y10T428/24975; Y10T442/00; Y10T442/20; Y10T442/2926; Y10T442/2992; Y10T442/30; Y10T442/3382; Y10T442/3415; Y10T442/3455
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A FLEXIBLE, HIGH DENSITY, LOW BULK, COATED, LAMINATED STRUCTURE CAPABLE OF DAMPING LOW FREQUENCY SONIC VIBRATIONS CONSISTING ESSENTIALLY OF A FABRIC SUBSTRATE, A PRIMING COAT COATING AT LEAST ONE SIDE OF SAID FABRIC SUBSTRATE AND A MASS BUILDING COAT CONTAINING A FINELY-DIVIDED METALCONTAINING A MATERIAL HAVING A SPECIFIC GRAVITY OF AT LEAST 8 DISPERSED IN A FUSED PLASTISOL FUSED TO SAID PRIMING COAT, SAID FINELY-DIVIDED METAL-CONTAINING MATERIAL BEING PRESENT IN SAID MASS BUILDING COAT IN AND AMOUNT IN THE RANGE 20-90% BY WEIGHT OF SAID MASS BUILDING COAT, SAID MASS BUILDING COAT WEIGHTING AN AMOUNT IN THE RANGE 30-200 OUNCES PER SQUARE YARD AND SAID PRIMIMG COAT COMPRISING A SOLVENT MODIFIED PLASTISOL CAPATIBLE WITH SAID MASS BUILDING COAT.
Claim 2
Dependent Claim
118 words
A FLEXIBLE, HIGH DENSITY, LOW BULK, COATED, LAMINATED STRUCTURE CAPABLE OF DAMPING LOW FREQUENCY SONIC VIBRATIONS CONSISTING ESSENTIALLY OF A FABRIC SUBSTRATE, A PRIMING COAT COATING AT LEAST ONE SIDE OF SAID FABRIC SUBSTRATE AND A MASS BUILDING COAT CONTAINING A FINELY-DIVIDED METALCONTAINING A MATERIAL HAVING A SPECIFIC GRAVITY OF AT LEAST 8 DISPERSED IN A FUSED PLASTISOL FUSED TO SAID PRIMING COAT, SAID FINELY-DIVIDED METAL-CONTAINING MATERIAL BEING PRESENT IN SAID MASS BUILDING COAT IN AND AMOUNT IN THE RANGE 20-90% BY WEIGHT OF SAID MASS BUILDING COAT, SAID MASS BUILDING COAT WEIGHTING AN AMOUNT IN THE RANGE 30-200 OUNCES PER SQUARE YARD AND SAID PRIMIMG COAT COMPRISING A SOLVENT MODIFIED PLASTISOL CAPATIBLE WITH SAID MASS BUILDING COAT.
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) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |