US3166149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Damped-resonator acoustical panels
Assignee: —
•
Filing: —
•
Granted: 1965-01-19
•
Expires: 1982-01-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:12
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/86; G; G10; G10K; G10K11/00; G10K11/16; G10K11/162; G10K11/168; G10K11/172; E04B2001/742; E04B2001/748; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A LAMINATED-RESONATOR ACOUSTICAL PANEL COMPRISING IN COMBINATION: (A) A STRESSED-SKIN FLEXURALLY RIGID COMPOSITE LAYER HAVING TWO SHEETS AND A CELLULAR CORE, SAID CELLULAR CORE POSITIONED BETWEEN SAID SHEETS AND BONDED THERETO SO THAT WHEN LATERALLY DIRECTED FORCES ARE APPLIED TO THE COMPOSITE LAYER BOTH SHEETS ASSUME TENSION AND COMPRESSION LOADS, (B) ONE OF SAID SHEETS BEING A RIGID OPEN-WEAVE SCREEN, (C) THE OTHER OF SAID SHEETS BEING A SUBSTANTIALLY AIR IMPERVIOUS SOUND REFLECTING SOLID LAYER, (D) A POROUS MATERIAL LAYER BONDED TO SAID OPEN-WEAVE SCREEN, AND (E) A PERFORATED DECORATIVE FACING LAYER BONDED TO SAID POROUS MATERIAL LAYER.
Claim 2
Dependent Claim
98 words
A LAMINATED-RESONATOR ACOUSTICAL PANEL COMPRISING IN COMBINATION: (A) A STRESSED-SKIN FLEXURALLY RIGID COMPOSITE LAYER HAVING TWO SHEETS AND A CELLULAR CORE, SAID CELLULAR CORE POSITIONED BETWEEN SAID SHEETS AND BONDED THERETO SO THAT WHEN LATERALLY DIRECTED FORCES ARE APPLIED TO THE COMPOSITE LAYER BOTH SHEETS ASSUME TENSION AND COMPRESSION LOADS, (B) ONE OF SAID SHEETS BEING A RIGID OPEN-WEAVE SCREEN, (C) THE OTHER OF SAID SHEETS BEING A SUBSTANTIALLY AIR IMPERVIOUS SOUND REFLECTING SOLID LAYER, (D) A POROUS MATERIAL LAYER BONDED TO SAID OPEN-WEAVE SCREEN, AND (E) A PERFORATED DECORATIVE FACING LAYER BONDED TO SAID POROUS MATERIAL LAYER.
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) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |