Machinability improving composition
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 5, 2014
Grant Date -
Oct 27, 2011
app pub date -
Dec 21, 2009
filing date -
Dec 22, 2008
priority date (Note) -
In Force
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Patent Longevity
|
Forward Citations
|
Abstract
An iron-based powder composition is provided comprising, in addition to an iron-based powder, a minor amount of a machinability improving additive comprising at least one silicate from the group of phyllosilicates. The technology further concerns the use of the machinability improving additive and a method for producing an iron-based sintered part having improved machinability.
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 | |
---|---|---|
HOGANAS AB (PUBL) | BRUKSGATAN 35 HÖGANÄS 263 83 |
International Classification(s)

- 2009 Application Filing Year
- B22F Class
- 287 Applications Filed
- 191 Patents Issued To-Date
- 66.56 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Andersson, Olof | Helsingborg, SE | 4 | 9 |
# of filed Patents : 4 Total Citations : 9 | |||
Hu, Bo | Greensburg, US | 276 | 1950 |
# of filed Patents : 276 Total Citations : 1950 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 1 Citation Count
- B22F Class
- 10.53 % this patent is cited more than
- 11 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Feb 5, 2026 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
---|---|---|---|
Jan 16, 2017 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Dec 18, 2016 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Dec 18, 2016 |
Dec 18, 2016 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Jul 29, 2016 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Dec 18, 2012 | I | Issuance | |
Jul 07, 2011 | P | Published | |
Mar 03, 2011 | F | Filing | |
Feb 24, 1997 | PD | Priority Date |

Matter Detail

Renewals Detail
