US3205125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming paper containing periodate oxidized polygalactomannan gum and paper thereof
Assignee: General Mills Inc
•
Filing: 1963-06-27
•
Granted: 1965-09-07
•
Expires: 1983-06-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Opie
- 👤 James L Keen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:00
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/006; C08B37/0087; C08B37/0093; C08B37/0096; D; D21; D21H; D21H17/00; D21H17/20; D21H17/21; D21H17/24; D21H17/31; D21H17/32
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
65 words
IN A PROCESS OF FORMING PAPER, THE STEP OF ADDING TO THE PAPER PULP PRIOR TO SHEET FORMATION FROM 0.1 TO 5% OF AN OXIDIZED POLYGALACTOMANNAN GUM, THE OXXIDING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF PERIODIC ACID AND THE ALKALI METAL SALTS THEREOF,SAID OXIDIZING AGENT BEING EMPLOYED IN AN AMOUNT OF FROM 0.01 TO 0.4 MOLE PER ANHYDROUS HEXOSE UNIT IN SAID GUM.
Claim 2
Dependent Claim
65 words
IN A PROCESS OF FORMING PAPER, THE STEP OF ADDING TO THE PAPER PULP PRIOR TO SHEET FORMATION FROM 0.1 TO 5% OF AN OXIDIZED POLYGALACTOMANNAN GUM, THE OXXIDING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF PERIODIC ACID AND THE ALKALI METAL SALTS THEREOF,SAID OXIDIZING AGENT BEING EMPLOYED IN AN AMOUNT OF FROM 0.01 TO 0.4 MOLE PER ANHYDROUS HEXOSE UNIT IN SAID GUM.
Claim 3
Dependent Claim
51 words
A PAPER SHEET HAVING ABSORBED THEREIN FROM 0.1 TO 5.0% OF AN OXIDIZED POLYUGALACTOMANAN GUM, THE OXIDIZING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF PERIODIC ACID AND THE ALKALI MTALALTS THEREOF AND BEING EMPLOYED IN AN AMOUNT OF FROM 0.01 TO 0.4 MOLE PER ANHYDROUS HXOSE UNIT IN SAID GUM.
Claim 4
Dependent Claim
51 words
A PAPER SHEET HAVING ABSORBED THEREIN FROM 0.1 TO 5.0% OF AN OXIDIZED POLYUGALACTOMANAN GUM, THE OXIDIZING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF PERIODIC ACID AND THE ALKALI MTALALTS THEREOF AND BEING EMPLOYED IN AN AMOUNT OF FROM 0.01 TO 0.4 MOLE PER ANHYDROUS HXOSE UNIT IN SAID GUM.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |