US2563079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inherently processable interpolymers of vinyl chloride, higher alkyl acrylate, and vinylidene chloride
Assignee: Goodrich Corp
•
Filing: 1950-04-29
•
Granted: 1951-08-07
•
Expires: 1970-04-29
Abstract
No abstract record available.
Inventors
- 👤 Grant W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:26
CPC Classifications
C; C08; C08F; C08F214/00; C08F214/02; C08F214/04; C08F214/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
AN INTERPOLYMER MADE BY THE POLYMERIZING A MIXTURE OF MONOMERIC MATERIALS COMPRISING FROM 40 TO 80% BY WEIGHT OF VINYL CHLORIDE, 2 TO 40% BY WEIGHT OF AN ALKYL ESTER OF ACRYLIC ACID IN WHICH THE ALKYL GROUP CONTAINS A CHAIN OF 4 TO 10 CARBON ATOMS, AND FROM 2 TO 40% BY WEIGHT OF VINYLIDENE CHLORIDE.
Claim 2
Dependent Claim
57 words
AN INTERPOLYMER MADE BY THE POLYMERIZING A MIXTURE OF MONOMERIC MATERIALS COMPRISING FROM 40 TO 80% BY WEIGHT OF VINYL CHLORIDE, 2 TO 40% BY WEIGHT OF AN ALKYL ESTER OF ACRYLIC ACID IN WHICH THE ALKYL GROUP CONTAINS A CHAIN OF 4 TO 10 CARBON ATOMS, AND FROM 2 TO 40% BY WEIGHT OF VINYLIDENE CHLORIDE.
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) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |