Method of manufacturing partly colored and patterned lace works of synthetic resin
Abstract
Abstract A METHOD OF MANUFACTURING PARTLY COLORED AND PATTERNED LACE WORKS OF THERMOPLASTIC RESIN, COMPRISING (1) FEEDING THE RESIN ON THE SURFACE OF A METALLIC PATTERN CONSTITUTED OF DIFFERENT METALS SUCH AS COPPER, CHROMIUM, CADMIUM, SELENIUM AND THE LIKE, THEN HEATING THE RESIN TO EFFECT ITS GELATION, (2) FORCING A MOLTEN RESIN INTO A PATTERN AND COOLING THE SAME, (3) HEATING AND PRESSING A RESIN FILM IN THE INTAGLIOED SURFACE OF A METALLIC PATTERN CONSTITUTED OF AT LEAST TWO DIFFERENT METALS OR (4) HEATING AND PRESSING SAID FILM BY MEANS OF A HIGH FREQUENCY WELDER PROVIDED WITH SAID METALLIC PATTER, THEN IMMERSING THE RESULTING FILM IN A PARTICULAR DYEING SOLUTION THEREBY PRODUCING A PRODUCT PARTIALLY DYED AT LEAST IN TWO DIFFERENT COLORS.
Inventors
- 👤 T Mori
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-18 | 1977-08-20 | 1978-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-18 | 1981-08-20 | 1982-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-18 | 1985-08-20 | 1986-02-19 | $7700.00 | Window Closed / Lapsed |