US2968670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aliphatic aryl phosphites
Assignee: Virginia Carolina Chemical Corp
•
Filing: 1959-09-15
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Granted: 1961-01-17
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Expires: 1979-09-15
Abstract
No abstract record available.
Inventors
- 👤 William P Boyer
- 👤 Mangham Jesse Roger
- 👤 Melton Thomas Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:32
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/524; C08K5/526; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/141; C07F9/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
AS A NEW PRODUCT A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
9 words
AS A NEW PRODUCT A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2326140A
Cited
US9877259B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |