Patent US2992201A successfully refreshed from Google Patents.
US2992201A
Expired / Lapsed
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Extrusion composition consisting of polyethylene and liquid dimethyl polysiloxanes
Assignee: Eastman Kodak Co
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Filing: 1958-04-09
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Granted: 1961-07-11
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Expires: 1978-04-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry F Gober
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:43
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08L83/00; C08L83/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A POLYETHYLENE EXTRUSION MOLDING COMPOSITION CONSISTING OF 100 PARTS BY WEIGHT OF SOLID POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 20,000 TO 40,000 AND 0.025 TO 0.50 PART BY WEIGHT OF LIQUID DIMETHYL POLYSILOXANES.
Claim 2
Dependent Claim
36 words
A POLYETHYLENE EXTRUSION MOLDING COMPOSITION CONSISTING OF 100 PARTS BY WEIGHT OF SOLID POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 20,000 TO 40,000 AND 0.025 TO 0.50 PART BY WEIGHT OF LIQUID DIMETHYL POLYSILOXANES.
References Cited (Backward Citations)
US2655489A
Cited
US2888419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |