US2998401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyethylene coating composition
Assignee: Akzo Nobel UK PLC
•
Filing: 1958-08-21
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Granted: 1961-08-29
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Expires: 1978-08-21
Abstract
No abstract record available.
Inventors
- 👤 Reavis Genevieve
- 👤 Charles M Rosser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:48
CPC Classifications
B; B32; B32B; B32B27/00; C; C09; C09D; C09D123/00; C09D123/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A RESINOUS COMPOSITION HAVING A LOW MOISTURE VAPOR PERMEABILITY COMPRISING A POLYOLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE, POLYPROPYLENE AND POLYBUTYLENE, AND A HIGHER ALKYL KETONE HAVING THE FORMULA
Claim 2
Dependent Claim
30 words
A RESINOUS COMPOSITION HAVING A LOW MOISTURE VAPOR PERMEABILITY COMPRISING A POLYOLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE, POLYPROPYLENE AND POLYBUTYLENE, AND A HIGHER ALKYL KETONE HAVING THE FORMULA
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) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |