US3049508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Graft copolymer of azotic monomer on polyolefin substrate, article thereof, and method of making same
Assignee: Dow Chemical Co
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Filing: 1958-01-29
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Granted: 1962-08-14
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Expires: 1978-01-29
Abstract
No abstract record available.
Inventors
- 👤 George W Stanton
- 👤 Teddy G Traylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:35
CPC Classifications
D; D06; D06M; D06M14/00; D06M14/18; D06M14/26; D06M14/28; C; C08; C08F; C08F255/00; Y; Y10; Y10S; Y10S8/00; Y10S8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
DYE-RECEPTIVE GRAFT COPOLYMER COMPOSITION COMPRISED OF (1) A POLYOLEFIN OF A 2 TO 6 CARBON ATOM, NONAROMATIC, MONOOLEFIN, SAID POLYOLEFIN SUBSTRATE HAVING CHEMICALLY ATTACHED THERETO TO CARBON ATOMS IS ITS CHAIN, AS GRAFT COPOLYMERIZED SUBSTITUENTS THEREOF, A MINOR PROPORTION OF UP TO ABOUT 20 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF THE COMPOSITION, OF UNITS CONSISTING OF (2) A POLYMERIZED AZOTIC MONOMER SELECTED FROM THE GROUP CONSISTING OF CINYLY PYRIDINE MONOMERS OF THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
76 words
DYE-RECEPTIVE GRAFT COPOLYMER COMPOSITION COMPRISED OF (1) A POLYOLEFIN OF A 2 TO 6 CARBON ATOM, NONAROMATIC, MONOOLEFIN, SAID POLYOLEFIN SUBSTRATE HAVING CHEMICALLY ATTACHED THERETO TO CARBON ATOMS IS ITS CHAIN, AS GRAFT COPOLYMERIZED SUBSTITUENTS THEREOF, A MINOR PROPORTION OF UP TO ABOUT 20 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF THE COMPOSITION, OF UNITS CONSISTING OF (2) A POLYMERIZED AZOTIC MONOMER SELECTED FROM THE GROUP CONSISTING OF CINYLY PYRIDINE MONOMERS OF THE STRUCTURAL FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |