Patent US3103444A successfully refreshed from Google Patents.
US3103444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire retardant acoustical tile
Assignee: —
•
Filing: —
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Granted: 1963-09-10
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Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:57
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/04; E04B9/0435; C; C04; C04B; C04B26/00; C04B26/02; C04B26/28; E04B1/00; E04B1/62; E04B1/92; E04B1/94; E04B9/001; E04B9/0464; C04B2111/00; C04B2111/52
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
69 words
AN ACOUSTICAL TILE CONSISTING ESSENTIALLY OF TUFTS OF MINERAL FIBERS, AND A BINDER IN WHICH SAID TUFTS OF MINERAL FIBERS ARE UNIFORMLY DISPERSED, SAID BINDER CONSISTING ESSENTIALLY OF STARCH, WAX BORIC ACID AND A FINELY GROUND NON-SWELLING SILICATE MINERAL SELECTED FROM THE GROUP CONSISTING OF KAOLINITE, TALC, BALL CLAY AND CHRYSOTILE PLATES, SAID SILICA MINERAL BEING IN AN AMOUNT NOT LESS THAN 12% BY WEIGHT OF THE MINERAL FIBERS.
Claim 2
Dependent Claim
69 words
AN ACOUSTICAL TILE CONSISTING ESSENTIALLY OF TUFTS OF MINERAL FIBERS, AND A BINDER IN WHICH SAID TUFTS OF MINERAL FIBERS ARE UNIFORMLY DISPERSED, SAID BINDER CONSISTING ESSENTIALLY OF STARCH, WAX BORIC ACID AND A FINELY GROUND NON-SWELLING SILICATE MINERAL SELECTED FROM THE GROUP CONSISTING OF KAOLINITE, TALC, BALL CLAY AND CHRYSOTILE PLATES, SAID SILICA MINERAL BEING IN AN AMOUNT NOT LESS THAN 12% BY WEIGHT OF THE MINERAL FIBERS.
Claim 3
Dependent Claim
67 words
A BINDER COMPOSITION FOR AN ACOUSICAL TILE CONSISTING ESSENTIALLY OF 36 PERCENT OF STARCH, 7 PERCENT OF BORIC ACID, 5 PERCENT OF PARAFFIN WAX, A MINUTE AMOUNT OF SODIUM HEXAMETAPHOSPHATE, AND 52 PERCENT OF FINELY GROUND PARTICLES OF NON-SWELLING SILICATE MINERAL FROM THE GROUP CONSISTING OF KAOLINITE, TALC, BALL CLAY AND CHRYSOTILE PLATES, WHEREIN SAID PARTICLES OF SILICATE MINERAL ARE LESS IN ANY DIMENSION THAN 7 MICRONS.
Claim 4
Dependent Claim
67 words
A BINDER COMPOSITION FOR AN ACOUSICAL TILE CONSISTING ESSENTIALLY OF 36 PERCENT OF STARCH, 7 PERCENT OF BORIC ACID, 5 PERCENT OF PARAFFIN WAX, A MINUTE AMOUNT OF SODIUM HEXAMETAPHOSPHATE, AND 52 PERCENT OF FINELY GROUND PARTICLES OF NON-SWELLING SILICATE MINERAL FROM THE GROUP CONSISTING OF KAOLINITE, TALC, BALL CLAY AND CHRYSOTILE PLATES, WHEREIN SAID PARTICLES OF SILICATE MINERAL ARE LESS IN ANY DIMENSION THAN 7 MICRONS.
References Cited (Backward Citations)
US2976162A
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 |