Patent US2950997A successfully refreshed from Google Patents.
US2950997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of applying insulating coating
Assignee: Individual
•
Filing: 1957-12-04
•
Granted: 1960-08-30
•
Expires: 1977-12-04
Abstract
No abstract record available.
Inventors
- 👤 Andrew A Halacsy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:44
CPC Classifications
B; B05; B05D; B05D5/00; B05D5/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
A METHOD FOR APPLYING A COATING OF UNIFORM DIELECTRIC STRENGTH TO A PIECE OF ELECTRICAL EQUIPMENT, WHICH METHOD INCLUDES: SUPPORTING SAID EQUIPMENT TO EXPOSE A FIRST AREA WHILE A SECOND AREA IS COVERED BY SAID SUPPORT, MIXING A SELF-CURING MIXTURE OF TWO DIFFERENT COLOURED PLASTIC COMPONENTS, EACH OF SAID COMPONENTS BEING NONCURING SEPARATELY AND SELF-CURING WHEN COMBINED, AND APPLYING A UNIFORM COATING OF SAID MIXTURE TO SAID FIRST SURFACE AREA, EXCEPT FOR A BORDER ZONE BETWEEN SAID FIRST AND SAID SECOND SURFACE AREAS, APPLYING A COATING OF ONE OF SAID COMPONENTS TO SAID BORDER ZONE BEFORE SAID ING IN THICKNESS FROM SAID FIRST AREA COATING TO THE EDGE OF SAID SECOND AREA, SUPPORTING SAID EQUIPMENT ON SAID FIRST AREA AND UNIFORMLY COATING SAID SECOND AREA WITH THE SAME MIXTURE USED TO COAT SAID FIRST AREA, APPLYING A COATING OF THE SECOND OF SAID COMPONENTS TO SAID BOUNDARY ZONE, SAID COATING DIMINISHING IN THICKNESS FROM SAID SECOND AREA COATING TO THE EDGE OF SAID FIRST AREA COATING, AND FORMING WITH SAID FIRST BOUNDARY ZONE COATING A LAYER OF SUBSTANTIALLY THE SAME THICKNESS AS SAID FIRST AND SECOND AREA COATINGS, KNEADING SAID TWO BOUNDARY ZONE COATINGS TO PRODUCE A BOUNDARY ZONE COATING OF THE SAME THICKNESS AND COLOR AS SAID FIRST AND SECOND AREA COATINGS, AND CURING ANY UNCURED PARTS OF SAID COATING.
Claim 2
Independent Claim
221 words
A METHOD FOR APPLYING A COATING OF UNIFORM DIELECTRIC STRENGTH TO A PIECE OF ELECTRICAL EQUIPMENT, WHICH METHOD INCLUDES: SUPPORTING SAID EQUIPMENT TO EXPOSE A FIRST AREA WHILE A SECOND AREA IS COVERED BY SAID SUPPORT, MIXING A SELF-CURING MIXTURE OF TWO DIFFERENT COLOURED PLASTIC COMPONENTS, EACH OF SAID COMPONENTS BEING NONCURING SEPARATELY AND SELF-CURING WHEN COMBINED, AND APPLYING A UNIFORM COATING OF SAID MIXTURE TO SAID FIRST SURFACE AREA, EXCEPT FOR A BORDER ZONE BETWEEN SAID FIRST AND SAID SECOND SURFACE AREAS, APPLYING A COATING OF ONE OF SAID COMPONENTS TO SAID BORDER ZONE BEFORE SAID ING IN THICKNESS FROM SAID FIRST AREA COATING TO THE EDGE OF SAID SECOND AREA, SUPPORTING SAID EQUIPMENT ON SAID FIRST AREA AND UNIFORMLY COATING SAID SECOND AREA WITH THE SAME MIXTURE USED TO COAT SAID FIRST AREA, APPLYING A COATING OF THE SECOND OF SAID COMPONENTS TO SAID BOUNDARY ZONE, SAID COATING DIMINISHING IN THICKNESS FROM SAID SECOND AREA COATING TO THE EDGE OF SAID FIRST AREA COATING, AND FORMING WITH SAID FIRST BOUNDARY ZONE COATING A LAYER OF SUBSTANTIALLY THE SAME THICKNESS AS SAID FIRST AND SECOND AREA COATINGS, KNEADING SAID TWO BOUNDARY ZONE COATINGS TO PRODUCE A BOUNDARY ZONE COATING OF THE SAME THICKNESS AND COLOR AS SAID FIRST AND SECOND AREA COATINGS, AND CURING ANY UNCURED PARTS OF SAID COATING.
References Cited (Backward Citations)
US1777960A
Cited
US1493370A
Cited
GB356849A
Cited
US2462977A
Cited
US2780879A
Cited
US2813047A
Cited
US2843555A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |