US2649428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mastic tile
Assignee: Armstrong World Industries Inc
•
Filing: 1950-03-23
•
Granted: 1953-08-18
•
Expires: 1970-03-23
Abstract
No abstract record available.
Inventors
- 👤 Donald W Moore
- 👤 Alonzo H Searl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:20
CPC Classifications
C; C04; C04B; C04B33/00; C04B33/02; C04B33/13; C04B33/1315; C08; C08K; C08K3/00; C08K3/01; C08K3/013; C08L; C08L45/00; C08L45/02; Y; Y10; Y10S; Y10S524/00; Y10S524/914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
MASTIC TILE COMPOSITION COMPRISING ABOUT 60% TO 80% BY WEIGHT OF A FILLER AND ABOUT 40% TO 20% BY WEIGHT OF A BINDER CONTAINING COUMARONE-INDENE RESIN, SAID RESIN BEING PLASTICIZED WITH A PLASTICIZER CONTAINING MINERAL OIL, SAID COMPOSITION CONTAINING ABOUT .02% TO ABOUT 2% BY WEIGHT THEREOF OF AT LEAST ONE PRIMARY ALIPHATIC AMINO COMPOUND CONTAINING AT LEAST 6 CARBON ATOMS SELECTED FROM THE GROUP CONSISTING OF AMINES AND SALTS THEREOF.
Claim 2
Dependent Claim
71 words
MASTIC TILE COMPOSITION COMPRISING ABOUT 60% TO 80% BY WEIGHT OF A FILLER AND ABOUT 40% TO 20% BY WEIGHT OF A BINDER CONTAINING COUMARONE-INDENE RESIN, SAID RESIN BEING PLASTICIZED WITH A PLASTICIZER CONTAINING MINERAL OIL, SAID COMPOSITION CONTAINING ABOUT .02% TO ABOUT 2% BY WEIGHT THEREOF OF AT LEAST ONE PRIMARY ALIPHATIC AMINO COMPOUND CONTAINING AT LEAST 6 CARBON ATOMS SELECTED FROM THE GROUP CONSISTING OF AMINES AND SALTS THEREOF.
References Cited (Backward Citations)
US2390189A
Cited
US2423761A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |