Patent US2614112A successfully refreshed from Google Patents.
US2614112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric titanium mixed esters
Assignee: Monsanto Chemicals Ltd
•
Filing: 1951-01-30
•
Granted: 1952-10-14
•
Expires: 1971-01-30
Abstract
No abstract record available.
Inventors
- 👤 Boyd Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:45
CPC Classifications
C; C08; C08G; C08G79/00; C07; C07F; C07F7/00; C07F7/003
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
13 words
A STRAIGHT-CHAIN POOLYMERIC MIXED ESTER OF ORTHOTITANIC ACID CORRESPONDING TO THE GENERAL FORMULA:
References Cited (Backward Citations)
US2489651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |