US2945835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aliphatic ester group and hydroxyl group containing interpolymers
Assignee: Monsanto Chemicals Ltd
•
Filing: 1956-06-20
•
Granted: 1960-07-19
•
Expires: 1976-06-20
Abstract
No abstract record available.
Inventors
- 👤 Earl C Chapin
- 👤 Richard F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:40
CPC Classifications
C; C08; C08F; C08F218/00; C08F218/02; C08F218/04; C08F16/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
14 words
A BINARY INTERPOLYMER HAVING COMBINED THEREIN ONLY POLYMERIZED MONOMER UNITS (A) OF THE FORMULA:
Claim 2
Dependent Claim
14 words
A BINARY INTERPOLYMER HAVING COMBINED THEREIN ONLY POLYMERIZED MONOMER UNITS (A) OF THE FORMULA:
Claim 3
Dependent Claim
35 words
A COATING COMPOSITION COMPRISING AN ORGANIC SOLVENT SOLUTION OF A BINARY INTERPOLYMER OF CLAIM 1 AND A THERMOSETTING RESIN OF THE GROUP CONSISTING OF ALKYD RESINS, EPOXY RESINS AND THE PHENOL-, UREA-, AND MELAMINEFORMALDEHYDE CONDENSATES.
References Cited (Backward Citations)
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US2557266A
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US2441516A
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US2464290A
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AT164814B
Cited
US2560495A
Cited
US2600420A
Cited
US2605259A
Cited
US2681897A
Cited
US2657192A
Cited
US2809186A
Cited
US2740771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |