US3753944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water soluble hot melt adhesive
Assignee: Indopco Inc
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Filing: 1971-06-16
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Granted: 1973-08-21
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Expires: 1991-06-16
Abstract
Abstract A WATER-SOLUBLE HOT MELT ADHESIVE IS DISCLOSED SUITABLE FOR USE AS A PICK-UP OR TAIL TIE ADHESIVE FOR WOUND PAPER WEBS, SAID ADHESIVE COMPRISING A POLY(ETHYLENE OXIDE) OR MOLECULAR WEIGHT 15,000 TO 50,000, A WATER-SOLUBLE POLY(ALKYLENE OXIDE) OR DERIVATIVES THEREOF OF MOLECULAR WEIGHT 190 TO 15,000 AND OPTIONALLY, INERT FILLERS AND DYES.
Inventors
- 👤 J Sirota
- 👤 G Gargiulo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:51
CPC Classifications
C; C09; C09J; C09J171/00; C09J171/02; C08; C08L; C08L71/00; C08L71/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-20 | 1977-02-19 | 1977-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-20 | 1981-02-19 | 1981-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-20 | 1985-02-19 | 1985-08-21 | $7700.00 | Window Closed / Lapsed |