US2900218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeing proteinaceous and nylon materials
Assignee: Deering Milliken Research Corp
•
Filing: 1956-02-07
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Granted: 1959-08-18
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Expires: 1976-02-07
Abstract
No abstract record available.
Inventors
- 👤 Coy J Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:02
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/02; D06P3/04; D06P3/06; D06P1/00; D06P1/44; D06P1/64; D06P1/642; D06P1/649; D06P1/6494; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB547844A
Cited
US2448448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |