Self-inking stamp
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 28, 2004
Issued Date -
N/A
app pub date -
Jan 8, 2003
filing date -
May 11, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A self-inking stamp with a stamp pad disposed in a container movably retained in a shaft in the frame of the stamp. To prevent the insertion into the shaft of non-genuine stamp pads the shaft and container are respectively provided with complementary keying features. In a preferred embodiment the keying feature consists of matching grooves and protrusions in the shaft and container, respectively.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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TRODAT GMBH | 4600 WELS |
International Classification(s)

- 2003 Application Filing Year
- B41K Class
- 36 Applications Filed
- 13 Patents Issued To-Date
- 36.12 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Pichler, Wolfgang | Wels, AT | 9 | 75 |
# of filed Patents : 9 Total Citations : 75 | |||
Zindl, Peter | Obertraun, AT | 15 | 186 |
# of filed Patents : 15 Total Citations : 186 |
Cited Art Landscape
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Patent Citation Ranking
- 12 Citation Count
- B41K Class
- 55.56 % this patent is cited more than
- 21 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
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Dec 23, 2024 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8 |
Feb 24, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Nov 10, 2017 | PD | Priority Date | |
Sep 12, 2017 | I | Issuance | |
Aug 23, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Oct 06, 2016 | P | Published | |
Apr 26, 2016 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:AOKI, RYOU;NAKAGAWA, MOTO;REEL/FRAME:038592/0447 Owner name: PIOLAX, INC., JAPAN Effective Date: Apr 26, 2016 |
Nov 13, 2013 | F | Filing |

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