Patent US3533727A successfully refreshed from Google Patents.
US3533727A
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US
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Polypropylene dyeing with a turpentine emulsion and solvent soluble dye
Assignee: MacDermid Inc
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Filing: 1967-12-08
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Granted: 1970-10-13
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Expires: 1987-12-08
Abstract
No abstract record available.
Inventors
- 👤 John J Grunwald
- 👤 William P Innes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:51
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/90; D06P1/92; D06P1/922; D06P1/926; D06P1/928; Y; Y10; Y10S; Y10S8/00; Y10S8/907; Y10S8/908; Y10S8/909; Y10S8/938
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2131098A
Cited
US2893970A
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US3076720A
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US3097047A
Cited
US3314813A
Cited
US3273498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |