US2999030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water resistant adhesive and process for preparing same
Assignee: Unilever Bestfoods North America
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Filing: 1958-06-04
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Granted: 1961-09-05
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Expires: 1978-06-04
Abstract
No abstract record available.
Inventors
- 👤 Roederer Helmut
- 👤 Zinke Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:39
CPC Classifications
C; C09; C09J; C09J103/00; C09J103/02; C08; C08L; C08L2666/00; C08L2666/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
PROCESS FOR THE PRODUCTION OF A WATER-RESISTANT ADHESIVE FOR LABELS WHICH COMPRISES SLOWLY ADDING TO AN AQUEOUS SLURRY OF GELATINIZED STARCH, A CONCENTRATED SLURRY OF UNGELATINIZED STARCH WHILE HEATING AND RAPIDLY AGITATING SAID STARCHES TO GELATINIZE THE UNGELATINIZED STARCH; THE FINAL STARCH CONTENT BEING WITHIN THE RAGE OF ABOUT 20 TO ABOUT 35 PERCENT, DRY BASIS SAID STARCHES BEING SELECTED FROM THOSE WHICH SHOW AN A DIAGRAM IN THE ROENTGENOGRAPHIC TEST.
Claim 2
Dependent Claim
71 words
PROCESS FOR THE PRODUCTION OF A WATER-RESISTANT ADHESIVE FOR LABELS WHICH COMPRISES SLOWLY ADDING TO AN AQUEOUS SLURRY OF GELATINIZED STARCH, A CONCENTRATED SLURRY OF UNGELATINIZED STARCH WHILE HEATING AND RAPIDLY AGITATING SAID STARCHES TO GELATINIZE THE UNGELATINIZED STARCH; THE FINAL STARCH CONTENT BEING WITHIN THE RAGE OF ABOUT 20 TO ABOUT 35 PERCENT, DRY BASIS SAID STARCHES BEING SELECTED FROM THOSE WHICH SHOW AN A DIAGRAM IN THE ROENTGENOGRAPHIC TEST.
References Cited (Backward Citations)
US1157738A
Cited
US1253397A
Cited
US1418274A
Cited
US2102937A
Cited
US2258741A
Cited
US2563661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |