US3103254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustical tile and method of producing the same
Assignee: US Perlite Corp
•
Filing: 1959-01-26
•
Granted: 1963-09-10
•
Expires: 1979-01-26
Abstract
No abstract record available.
Inventors
- 👤 Cresswell E Stedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:03
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/16; E04C2/18; B; B28; B28B; B28B1/00; B28B1/52; B28B15/00; B28B15/005; B28B23/00; B28B3/00; B28B5/00; B28B5/02; B28B5/021; B28B5/022; C; C04; C04B; C04B20/00; C04B20/10; C04B20/12; C04B28/00; C04B28/24; C04B28/26; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/86; C04B2111/00; C04B2111/00474; C04B2111/00612; E04B2001/8245; E04B2001/8457; E04B2001/8476; E04B2001/848; E04B2001/849
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
47 words
AN ACOUSTICAL TILE COMPRISED OF THE DRIED MOLDED TILE-SHAPED PRODUCE OF AN INTIMATE MIXTURE OF ASBESTOS BASE FIBERS AND PARTICLES SELECTED FROM THE GROUP CONSISTING OF VERMICULITE AND PERLITE, WHICH FIBERS AND PARTICLES HAVE AS INNER COATED SURFACE THEREON A FIRE-RESISTANT WATER-REPELLENT COMPOSITION ADHERENT THERETO, AND WHICH
Claim 2
Dependent Claim
47 words
AN ACOUSTICAL TILE COMPRISED OF THE DRIED MOLDED TILE-SHAPED PRODUCE OF AN INTIMATE MIXTURE OF ASBESTOS BASE FIBERS AND PARTICLES SELECTED FROM THE GROUP CONSISTING OF VERMICULITE AND PERLITE, WHICH FIBERS AND PARTICLES HAVE AS INNER COATED SURFACE THEREON A FIRE-RESISTANT WATER-REPELLENT COMPOSITION ADHERENT THERETO, AND WHICH
Claim 3
Dependent Claim
69 words
AN ACOUSTICAL TILE COMPRISES OF THE DRIED, MOLDED TILE-SHAPED PRODUCT OF AN INTIMATE MIXTURE OF AGGLOMERATE BODIES COMPOSED OF PARTICLES SELECTED FROM THE GROUP CONSISTING OF PARICLES OF VERMICULITE AND PERLITE, SAID PARTICLES IN THE AGGLOMERATE BODIES BEING BONDED ONE TO ANOTHER BY AN INTERNAL SUBSTANTIALLY FIRE-RESISTANT WATER-REPELLENT BINDER ADHSIVE, AND SAID AGGLOMERATE BODIES IN THE TILE BEING BONDED EXTERNALLY ONE TO ANOTHER BY A SUBSTANTIALLY WATER-REPELLENT FIRE-RESISTANT BINDER.
Claim 4
Dependent Claim
69 words
AN ACOUSTICAL TILE COMPRISES OF THE DRIED, MOLDED TILE-SHAPED PRODUCT OF AN INTIMATE MIXTURE OF AGGLOMERATE BODIES COMPOSED OF PARTICLES SELECTED FROM THE GROUP CONSISTING OF PARICLES OF VERMICULITE AND PERLITE, SAID PARTICLES IN THE AGGLOMERATE BODIES BEING BONDED ONE TO ANOTHER BY AN INTERNAL SUBSTANTIALLY FIRE-RESISTANT WATER-REPELLENT BINDER ADHSIVE, AND SAID AGGLOMERATE BODIES IN THE TILE BEING BONDED EXTERNALLY ONE TO ANOTHER BY A SUBSTANTIALLY WATER-REPELLENT FIRE-RESISTANT BINDER.
References Cited (Backward Citations)
US2077094A
Cited
US1985994A
Cited
US2021359A
Cited
US2170102A
Cited
US2195587A
Cited
US2326763A
Cited
GB554156A
Cited
US2428591A
Cited
US2445415A
Cited
US2481391A
Cited
GB631856A
Cited
US2634208A
Cited
US2583292A
Cited
US2522936A
Cited
US2574915A
Cited
US2546474A
Cited
US2705197A
Cited
US2762738A
Cited
US2706723A
Cited
US2692219A
Cited
US2769202A
Cited
US2825420A
Cited
US2884380A
Cited
US2882990A
Cited
US2933147A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |