Patent US3385722A successfully refreshed from Google Patents.
US3385722A
Expired / Lapsed
US
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Process for producing a thermoplastic composition surface covering
Assignee: Congoleum Corp
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Filing: 1963-08-23
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Granted: 1968-05-28
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Expires: 1983-08-23
Abstract
No abstract record available.
Inventors
- 👤 John B Weaver
- 👤 William H Powell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:07
CPC Classifications
B; B32; B32B; B32B37/00; B32B37/14; B32B37/24; B29; B29C; B29C43/00; B29C43/22; B29C43/24; B29C43/30; D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0039; D06N7/0057; B29K; B29K2105/00; B29K2105/25; B29K2105/251; B29K2995/00; B29K2995/0018; B29K2995/002; B29K2995/0021; B29L; B29L2031/00; B29L2031/722
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
THE METHOD OF CONSOLIDATING A FILM ON A MOVING BACKING, THE STEPS COMPRISING DEPOSITING A LAYER OF GRANULAR THERMOPLASTIC COMPOSITION ON SAID BACKING, HEATING SAID THERMOPLASTIC COMPOSITION TO SOFTEN THE SAME, AND WHILE MAINTAINING THE TERMOPLASTIC COMPOSITION IN SOFTENED CONDITION CONSOLIDATING THE GRANULES WITH ONE ANOTHER ON THE SURFACE OF SAID BACKING TO FORM A SOLID FILM WHILE URGING THE BACKING INTO CONTACT WITH A YIELDING SURFACE.
Claim 2
Independent Claim
67 words
THE METHOD OF CONSOLIDATING A FILM ON A MOVING BACKING, THE STEPS COMPRISING DEPOSITING A LAYER OF GRANULAR THERMOPLASTIC COMPOSITION ON SAID BACKING, HEATING SAID THERMOPLASTIC COMPOSITION TO SOFTEN THE SAME, AND WHILE MAINTAINING THE TERMOPLASTIC COMPOSITION IN SOFTENED CONDITION CONSOLIDATING THE GRANULES WITH ONE ANOTHER ON THE SURFACE OF SAID BACKING TO FORM A SOLID FILM WHILE URGING THE BACKING INTO CONTACT WITH A YIELDING SURFACE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |