US3206352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric polyisocyanurate laminating resin prepared from a diaryl dhsocyanate and acocatalyst system
Assignee: Monsanto Research Corp
•
Filing: 1962-03-23
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Granted: 1965-09-14
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Expires: 1982-03-23
Abstract
No abstract record available.
Inventors
- 👤 Morton H Gollis
- 👤 Lucius G Gilman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:55
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/0405; C08J5/043; C08G; C08G18/00; C08G18/02; C08G18/022; C08J2379/00; C08J2379/04; Y; Y10; Y10S; Y10S521/00; Y10S521/902; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31547; Y10T428/31551; Y10T428/31645; Y10T428/31649; Y10T442/00; Y10T442/30; Y10T442/3472; Y10T442/3528; Y10T442/3594
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A CROSS-LINKED SOLID POLYMERIC PRODUCT CONSISTING OF AT LEAST 10 REPEATING STRUCTURAL UNITS
Claim 2
Dependent Claim
13 words
A CROSS-LINKED SOLID POLYMERIC PRODUCT CONSISTING OF AT LEAST 10 REPEATING STRUCTURAL UNITS
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |