Description
Class B31C : MAKING WOUND ARTICLES, e.g. WOUND TUBES
Subclass 1/04: Forming paper tubes or pipes by feeding at right angles to the winding mandrel centre line and forming a tube end into a container bottom
B31C 1/04
Sub-Class
Stats
- 6 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- 2 Total Patent Owners
- 10 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12071317 | Convolute cardboard tube, apparatus and method for manufacturing the same | May 13, 22 | Aug 27, 24 | ABZAC CANADA INC. |
| 8617039 | Packaging device | Feb 20, 09 | Dec 31, 13 | TETRA LAVAL HOLDINGS & FINANCE S.A. |
| 8348822 | Method of manufacturing packing structure | Feb 17, 12 | Jan 08, 13 | Not available |
| 8123666 | Packing structure | Apr 28, 05 | Feb 28, 12 | Not available |
| 7510516 | Packaging device | Nov 24, 03 | Mar 31, 09 | TETRA LAVAL HOLDINGS & FINANCE S.A. |
| 7172546 | Apparatus for sealing bag bottom | Nov 01, 04 | Feb 06, 07 | HUDSON-SHARP MACHINE COMPANY, THE |
Recent Publications
Not Available
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 44 Months (last 2 years Issuances)
- 44 Months (last 5 years Issuances)