US2983622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing decorative surface covering
Assignee: Congoleum Industries Inc
•
Filing: 1958-07-22
•
Granted: 1961-05-09
•
Expires: 1978-07-22
Abstract
No abstract record available.
Inventors
- 👤 Biskup John
- 👤 Johnson Spencer
- 👤 Paul C Wetterau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:24
CPC Classifications
D; D06; D06N; D06N5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A PROCESS FOR PRODUCING A DECORATIVE SURFACE COVERING FOR FLOORS, WALLS AND THE LIKE COMPRISING APPLYING A SEAL COAT TO ONE SURFACE OF A WATER RESISTANT IMPREGNATED FIBROUS BACKING SHEET FOR PREVENTING BLEEDING OF THE IMPREGNANT THROUGH THE SEAL COAT, COVERING SAID SEAL COAT WITH A FUSIBLE WEAR RESISTANT COMPOSITION LAYER AND THEREAFTER HEATING THE THUS FORMED PRODUCT TO FUSE SAID WEAR RESISTANT COMPOSITION, THE IMPROVEMENT WHICH COMPRISES UTILIZING AS SAID BACKING, A FIBROUS SHEET UNIFORMLY IMPREGNATED WITH ASPHALT IN AN AMOUNT BETWEEN 35% AND 60% OF THE KEROSENE VALUE OF SAID FIBROUS SHEET.
Claim 2
Dependent Claim
95 words
IN A PROCESS FOR PRODUCING A DECORATIVE SURFACE COVERING FOR FLOORS, WALLS AND THE LIKE COMPRISING APPLYING A SEAL COAT TO ONE SURFACE OF A WATER RESISTANT IMPREGNATED FIBROUS BACKING SHEET FOR PREVENTING BLEEDING OF THE IMPREGNANT THROUGH THE SEAL COAT, COVERING SAID SEAL COAT WITH A FUSIBLE WEAR RESISTANT COMPOSITION LAYER AND THEREAFTER HEATING THE THUS FORMED PRODUCT TO FUSE SAID WEAR RESISTANT COMPOSITION, THE IMPROVEMENT WHICH COMPRISES UTILIZING AS SAID BACKING, A FIBROUS SHEET UNIFORMLY IMPREGNATED WITH ASPHALT IN AN AMOUNT BETWEEN 35% AND 60% OF THE KEROSENE VALUE OF SAID FIBROUS SHEET.
References Cited (Backward Citations)
US2121679A
Cited
US2560420A
Cited
US2771824A
Cited
US2784113A
Cited
US2624682A
Cited
US2707157A
Cited
US2705684A
Cited
US2742377A
Cited
US2721146A
Cited
US2774685A
Cited
US2769726A
Cited
US2748042A
Cited
US2801937A
Cited
US2930106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |