US3419641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot melt adhesive comprising an aromatic-aldehyde resin and an ethylene-vinyl acetate copolymer
Assignee: Sunoco Inc
•
Filing: 1966-03-18
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Granted: 1968-12-31
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Expires: 1986-03-18
Abstract
No abstract record available.
Inventors
- 👤 Melvin E Peterkin
- 👤 Jr Lewis W Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:26
CPC Classifications
C; C09; C09J; C09J131/00; C09J131/02; C09J131/04; C09J123/00; C09J123/02; C09J123/04; C09J123/08; C09J161/00; C09J161/18; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/04; C08L2666/14; C08L2666/16; C08L61/00; C08L61/18; C09J2301/00; C09J2301/30; C09J2301/304; Y; Y10; Y10S; Y10S525/00; Y10S525/911
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2975150A
Cited
US3125545A
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US3218373A
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US3256228A
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US3247142A
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US3262996A
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US3245931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |