Patent US3039840A successfully refreshed from Google Patents.
US3039840A
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US
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Process for manufacturing readily dyeable stereo regulated polyolefin articles and methods for dyeing the same
Assignee: Hercules Powder Co
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Filing: 1960-10-12
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Granted: 1962-06-19
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Expires: 1980-10-12
Abstract
No abstract record available.
Inventors
- 👤 Albert R Sawaya
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:52
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/673; D06P1/67333; D06P1/6735; D06P1/67366; Y; Y10; Y10S; Y10S8/00; Y10S8/09; Y10S8/10; Y10S8/92; Y10S8/928
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
36 words
A PROCESS FOR TREATING STEREO REGULATED POLYOLEFIN ARTICLES WHEREBY THEY ARE RENDERED READILY DYEABLE COMPRISING APPLYING TO STEREO REGULATED POLYOLEFIN ARTICLES A FLUID PHOSPHONATING AGENT SELECTED FROM THE GROUP CONSISTING OF PHOSPHORUS HALIDES AND PHOSPHORUS OXYHALIDES.
References 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) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |