Metal plate and method of producing tubular body
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Jun 28, 2022
Grant Date -
Mar 26, 2020
app pub date -
Nov 27, 2019
filing date -
Nov 27, 2019
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A metal plate includes: a recessed portion provided at one end surface by cutting out the metal plate in a planar direction of the metal plate, the recessed portion having an engaging portion inside the recessed portion; and a protruding portion provided at a position on another end surface, the position corresponding to that of the recessed portion, the protruding portion protruding in the planar direction, the protruding portion being engaged with the engaging portion by applying a bending process such that the engaging portion is hooked by the protruding portion, wherein a length from a proximal end portion to a distal end portion of the protruding portion before the bending process is applied is equal to or less than a depth of the recessed portion at a position of the recessed portion, the position facing an end surface of the proximal end portion of the protruding portion.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2019 Application Filing Year
- B21C Class
- 173 Applications Filed
- 119 Patents Issued To-Date
- 68.79 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- B21C Class
- 0 % this patent is cited more than
- 3 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Dec 28, 2025 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 28, 2029 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 28, 2033 |