US3408317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low melting polyamide resin of fractionated polymeric fat acids and a mixture of ethylene diamine and diaminopropane
Assignee: General Mills Inc
•
Filing: 1964-10-19
•
Granted: 1968-10-29
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Expires: 1984-10-19
Abstract
No abstract record available.
Inventors
- 👤 Leonard R Vertnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:04
CPC Classifications
C; C08; C08G; C08G69/00; C08G69/02; C08G69/26; C08G69/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2379413A
Cited
US2450940A
Cited
US2695908A
Cited
US2839219A
Cited
US2794013A
Cited
US3297730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |