US2694689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl halide polymers plasticized with dialkyl monoaryl phosphates
Assignee: Monsanto Chemicals Ltd
•
Filing: 1950-11-27
•
Granted: 1954-11-16
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Expires: 1970-11-27
Abstract
No abstract record available.
Inventors
- 👤 Harry R Gamrath
- 👤 Roger E Hatton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:22
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/521; C08K5/523
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A COMPOSITION COMPRISING A VINYL HALIDE POLYMER AND A DIALKYL MONOARYL PHOSPHATE ESTER HAVING THE FORMULA
Claim 2
Dependent Claim
16 words
A COMPOSITION COMPRISING A VINYL HALIDE POLYMER AND A DIALKYL MONOARYL PHOSPHATE ESTER HAVING THE FORMULA
References Cited (Backward Citations)
US2168587A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |