US2812277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decorative laminated covering material and method of making same
Assignee: United States Plywood Corp
•
Filing: 1953-03-20
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Granted: 1957-11-05
•
Expires: 1973-03-20
Abstract
No abstract record available.
Inventors
- 👤 Charles B Hemming
- 👤 William H Sheffield
- 👤 Jr George T Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:51
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/0056; D06N3/0065; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/2481; Y10T428/24851; Y10T428/24868; Y10T428/24876; Y10T428/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
THE METHOD OF MAKING A PLASTIC SHEET WHICH INVOLVES THE STEPS OF TAKING AA VINYL RESIN COMPOUND AND HEATING IT, CALENDERING AND FORMING THE HEATED COMPOUND INTO A CLEAR, FLAT SHEET FORM, EMBOSSING THE CALENDERED SHEET ON ITS FACE SURFACE WHILE IT IS STILL HOT ENOUGH TO EMBOSS PROPERLY, SPRAYING THE CALENDERED SHEET ON ITS REAR SURFACE WITH A MIST OR LIGHT COATING SO AS TO PROVIDE AN ANTIQUE EFFECT BY COLORING IN SPOTS OR STREAKS, APPLYING A BASIC COLOR COAT THEREOVER, SUBSEQUENTLY APPLYING A REFLECTIVE PIGMENTED ADHESIVE COAT, THEN LAYING A THREADED ELASTIC FIBROUS BACKING MATERIAL OVER THE ADHESIVE COAT WHILE IT IS STILL IN A TACKY CONDITION, APPLYING A CONTROLLED PRESSURE TO PARTIALLY EMBED THE THREADS OF THE BACKING MATERIAL IN SAID TACKY ADHESIVE, DRYING SAID LAMINATED VINYL SHEET TO REMOVE ANY RESIDUAL VAPORS, CLEANING TO REMOVE ANY LOOSE LINT OR DIRT, AND FINALLY WINDING INTO ROLLS FOR SHIPMENT.
Claim 2
Independent Claim
151 words
THE METHOD OF MAKING A PLASTIC SHEET WHICH INVOLVES THE STEPS OF TAKING AA VINYL RESIN COMPOUND AND HEATING IT, CALENDERING AND FORMING THE HEATED COMPOUND INTO A CLEAR, FLAT SHEET FORM, EMBOSSING THE CALENDERED SHEET ON ITS FACE SURFACE WHILE IT IS STILL HOT ENOUGH TO EMBOSS PROPERLY, SPRAYING THE CALENDERED SHEET ON ITS REAR SURFACE WITH A MIST OR LIGHT COATING SO AS TO PROVIDE AN ANTIQUE EFFECT BY COLORING IN SPOTS OR STREAKS, APPLYING A BASIC COLOR COAT THEREOVER, SUBSEQUENTLY APPLYING A REFLECTIVE PIGMENTED ADHESIVE COAT, THEN LAYING A THREADED ELASTIC FIBROUS BACKING MATERIAL OVER THE ADHESIVE COAT WHILE IT IS STILL IN A TACKY CONDITION, APPLYING A CONTROLLED PRESSURE TO PARTIALLY EMBED THE THREADS OF THE BACKING MATERIAL IN SAID TACKY ADHESIVE, DRYING SAID LAMINATED VINYL SHEET TO REMOVE ANY RESIDUAL VAPORS, CLEANING TO REMOVE ANY LOOSE LINT OR DIRT, AND FINALLY WINDING INTO ROLLS FOR SHIPMENT.
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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) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |