US2855327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated acoustic tile and process therefor
Assignee: Akzo Nobel Paints LLC
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Filing: 1956-01-26
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Granted: 1958-10-07
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Expires: 1976-01-26
Abstract
No abstract record available.
Inventors
- 👤 Allan E Gilchrist
- 👤 Donald T Rehor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:33
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/86; B; B05; B05D; B05D7/00; B05D7/50; B05D7/52; E04B2001/8457; E04B2001/8461; E04B2001/8476; E04B2001/848; E04B2001/849; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/24868
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
COATED ACOUSTIC MATERIAL HAVING A MACROSCOPICALLYPOROUS, SOUND-ABSORBING, OPEN TEXTURE ADJACENT TO AND BELOW A SURFACE THEREOF AND HAVING A SOLIDIFIED, DISCONTINUOUS COATING ADHERED TO SELECTED PORTIONS OF SAID SURFACE AND HAVING ADJACENT PORTIONS THEREOF UNCOATED; SAID COATING HAVING BEEN DEPOSITED INITIALLY IN THE FORM OF A WET FILM FROM A LIQUID COATING COMPOSITION CHARACTERIZED BY POSSESSING SUBSTANTIALLY NON-PENETRATING QUAL-
Claim 2
Dependent Claim
59 words
COATED ACOUSTIC MATERIAL HAVING A MACROSCOPICALLYPOROUS, SOUND-ABSORBING, OPEN TEXTURE ADJACENT TO AND BELOW A SURFACE THEREOF AND HAVING A SOLIDIFIED, DISCONTINUOUS COATING ADHERED TO SELECTED PORTIONS OF SAID SURFACE AND HAVING ADJACENT PORTIONS THEREOF UNCOATED; SAID COATING HAVING BEEN DEPOSITED INITIALLY IN THE FORM OF A WET FILM FROM A LIQUID COATING COMPOSITION CHARACTERIZED BY POSSESSING SUBSTANTIALLY NON-PENETRATING QUAL-
References Cited (Backward Citations)
US2154943A
Cited
FR1056450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |