Patent US2888975A successfully refreshed from Google Patents.
US2888975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a decorative surface covering product
Assignee: Congoleum Industries Inc
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Filing: 1958-07-22
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Granted: 1959-06-02
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Expires: 1978-07-22
Abstract
No abstract record available.
Inventors
- 👤 Walter E Benedict
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:03
CPC Classifications
D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0028; D06N7/0063; D06N7/0071; D06N2203/00; D06N2203/04; D06N2203/045; D06N2203/08; D06N2209/00; D06N2209/08; D06N2209/0807; D06N2209/16; D06N2209/1685; D06N2211/00; D06N2211/12; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/109; Y10T156/1092; Y10T156/1097; Y10T156/1098
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A METHOD OF MAKING A DECORATIVE AND WEAR-RESISTANT FLEXIBLE SURFACE COVERING FOR FLOORS, WALLS AND THE LIKE, WHICH COMPRISES DISPOSING IN SUBSTANTIALLY SPACED RELATION ON THE SURFACE OF A PREFORMED SHEET OF THERMOPLASTIC POLYVINYL COMPOSITION NUMEROUS PREFORMED FLAT PIECES OF POLYVINYL COMPOSITION OF CONTRASTING COLOR, HEATING SAID SHEET TO A TEMPERATURE AT WHICH SAID SURFACE IS READILY DEFORMABLE AND PRESSING SAID PIECES FLATWISE INTO SAID HEATED SHEET WHILE SAID SURFACE IS DEFORMABLE WITH A SMOOTH SURFACE MAINTAINED AT A TEMPERATURE SUBSTANTIALLY BELOW THE TEMPERATURE OF SAID HEATED SHEET UNTIL THE EXPOSED SURFACES OF SAID PIECES ARE FLUSH WITH THE SURFACE OF SAID SHEET THEREBY FUSIJG SAID PIECES TO SAID SHEET AT THEIR INTERFACES THEREWITH WITHOUT SUBSTANTIALLY DISTORTING THE SHAPE OF SAID PIECES.
Claim 2
Independent Claim
122 words
A METHOD OF MAKING A DECORATIVE AND WEAR-RESISTANT FLEXIBLE SURFACE COVERING FOR FLOORS, WALLS AND THE LIKE, WHICH COMPRISES DISPOSING IN SUBSTANTIALLY SPACED RELATION ON THE SURFACE OF A PREFORMED SHEET OF THERMOPLASTIC POLYVINYL COMPOSITION NUMEROUS PREFORMED FLAT PIECES OF POLYVINYL COMPOSITION OF CONTRASTING COLOR, HEATING SAID SHEET TO A TEMPERATURE AT WHICH SAID SURFACE IS READILY DEFORMABLE AND PRESSING SAID PIECES FLATWISE INTO SAID HEATED SHEET WHILE SAID SURFACE IS DEFORMABLE WITH A SMOOTH SURFACE MAINTAINED AT A TEMPERATURE SUBSTANTIALLY BELOW THE TEMPERATURE OF SAID HEATED SHEET UNTIL THE EXPOSED SURFACES OF SAID PIECES ARE FLUSH WITH THE SURFACE OF SAID SHEET THEREBY FUSIJG SAID PIECES TO SAID SHEET AT THEIR INTERFACES THEREWITH WITHOUT SUBSTANTIALLY DISTORTING THE SHAPE OF SAID PIECES.
References Cited (Backward Citations)
US1939045A
Cited
US2091361A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |