Patent US2995482A successfully refreshed from Google Patents.
US2995482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for applying sealing material to sealing surfaces
Assignee: Westinghouse Electric Corp
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Filing: 1958-05-27
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Granted: 1961-08-08
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Expires: 1978-05-27
Abstract
No abstract record available.
Inventors
- 👤 Walter A Boyce
- 👤 George R Mistler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:15
CPC Classifications
C; C03; C03C; C03C27/00; C03C27/06; C03C27/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
THE METHOD OF APPLYING TO A SEALING SURFACE IN PREDETERMINED AMOUNT AND SUBSUBSTANTIALLY UNIFORM MANNER A RESIN POLYMERIZABLE BY HEAT AND WHICH RESIN INITIALLY IS IN FINELY-DIVIDED FORM AND WILL CONVERT TO LIQUID FORM AT ELEVATED TEMPERATURES AND WHEN IN LIQUID FORM AND POLYMERIZED STATUS ADHERES TO THE SEALING SURFACE TO WHICH IT IS TO BE APPLIED, WHICH METHOD COMPRISES CARRYING ON THE SURFACE OF A CONVEYOR A LAYER OF SAID RESIN IN FINELYDIVIDED FORM, HEATING SAID SEALING SURFACE TO WHICH SAID RESIN IS TO BE APPLIED TO A PREDETERMINED TEMPERATURE SUFFICIENT TO CAUSE SAID RESIN TO CONVERT TO LIQUID FORM, BRINGING SAID HEATED SEALING SURFACE INTO CONTACTING RELATIONSHIP WITH RESIN CARRIED ON SAID CONVEYOR, MAINTAINING SAID HEATED SEALING SURFACE AND SAID CONVEYOR SUBSTANTIALLY MOTIONLESS WITH RESPECT TO ONE ANOTHER WHILE SAID HEATED SEALING SURFACE IS IN CONTACTING RELATIONSHIP WITH RESIN CARRIED ON SAID CONVEYOR, MAINTAINING SAID HEATED SEALING SURFACE IN CONTACTING RELATIONSHIP WITH RESIN CARRIED ON SAID CONVEYOR FOR A PREDETERMINED TIME TO CONVERT A PREDETERMINED AMOUNT OF CONTACTED FINELY-DIVIDED RESIN TO LIQUID FORM TO ADHERE TO SAID HEATED SEALING SURFACE, AND SEPARATING SAID HEATED SEALING SURFACE AND ADHERING LIQUID RESIN FROM RESIN CARRIED ON SAID CONVEYOR.
Claim 2
Independent Claim
198 words
THE METHOD OF APPLYING TO A SEALING SURFACE IN PREDETERMINED AMOUNT AND SUBSUBSTANTIALLY UNIFORM MANNER A RESIN POLYMERIZABLE BY HEAT AND WHICH RESIN INITIALLY IS IN FINELY-DIVIDED FORM AND WILL CONVERT TO LIQUID FORM AT ELEVATED TEMPERATURES AND WHEN IN LIQUID FORM AND POLYMERIZED STATUS ADHERES TO THE SEALING SURFACE TO WHICH IT IS TO BE APPLIED, WHICH METHOD COMPRISES CARRYING ON THE SURFACE OF A CONVEYOR A LAYER OF SAID RESIN IN FINELYDIVIDED FORM, HEATING SAID SEALING SURFACE TO WHICH SAID RESIN IS TO BE APPLIED TO A PREDETERMINED TEMPERATURE SUFFICIENT TO CAUSE SAID RESIN TO CONVERT TO LIQUID FORM, BRINGING SAID HEATED SEALING SURFACE INTO CONTACTING RELATIONSHIP WITH RESIN CARRIED ON SAID CONVEYOR, MAINTAINING SAID HEATED SEALING SURFACE AND SAID CONVEYOR SUBSTANTIALLY MOTIONLESS WITH RESPECT TO ONE ANOTHER WHILE SAID HEATED SEALING SURFACE IS IN CONTACTING RELATIONSHIP WITH RESIN CARRIED ON SAID CONVEYOR, MAINTAINING SAID HEATED SEALING SURFACE IN CONTACTING RELATIONSHIP WITH RESIN CARRIED ON SAID CONVEYOR FOR A PREDETERMINED TIME TO CONVERT A PREDETERMINED AMOUNT OF CONTACTED FINELY-DIVIDED RESIN TO LIQUID FORM TO ADHERE TO SAID HEATED SEALING SURFACE, AND SEPARATING SAID HEATED SEALING SURFACE AND ADHERING LIQUID RESIN FROM RESIN CARRIED ON SAID CONVEYOR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |