Description
PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H
Technology
Sub-Class
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- 0 3317 US PATENTS IN FORCE
- 1092 US APPLICATIONS PENDING
- 1817 Total Patent Owners
- 11741 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 11/00 | Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only |
| 11/02 | Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only Chemical or chemomechanical pulp |
| 11/04 | Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only Chemical or chemomechanical pulp Kraft or sulfate pulp |
| 11/06 | Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only Chemical or chemomechanical pulp Sulfite or bisulfite pulp |
| 11/08 | Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only Mechanical or thermomechanical pulp |
Recent Patents
Not AvailableRecent Publications
Not AvailableTop Owners in This Class
Top Owners in This Subclass
Applications Filed in This Class - By Year
Applications Filed in This Subclass - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 36 Months (last 2 years Issuances)
- 36 Months (last 5 years Issuances)
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