Artificial snow granule
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 30, 1993
Grant Date -
N/A
app pub date -
Jan 31, 1991
filing date -
Feb 2, 1990
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Artificial snow granule in granule form comprising a super absorbent polymer in granule form as a nucleus and an ice layer surrounding the nucleus is provided here. Artificial snow granule in an aggregate form of snow granule granules comprising super absorbent polymer in granule form as nucleus and ice layers surrounded the nucleus wherein said aggregate form is caused by a linkage of the adjacent ice layers and/or granules. Further, a snow granule quality improver is provided. A method for making the above-mentioned snow granule in granule or an aggregate form is also provided here.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- OSAKA ORGANIC CHEMICAL INDUSTRY CO., LTD.;SANYO ELECTRIC CO., LTD.;SNV CORPORATION
International Classification(s)

- 1991 Application Filing Year
- F25C Class
- 44 Applications Filed
- 18 Patents Issued To-Date
- 40.91 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Hirano, Kazuo | 2191-1, Kamikoizumi, Tokyo, JP | 34 | 816 |
# of filed Patents : 34 Total Citations : 816 | |||
Kambayashi, Taiji | 2191-1, Kamikoizumi, Yamatotakada, JP | 12 | 364 |
# of filed Patents : 12 Total Citations : 364 | |||
Miura, Yuichiro | 2191-1, Kamikoizumi, Sapporo, JP | 38 | 505 |
# of filed Patents : 38 Total Citations : 505 | |||
Nagai, Toshitake | Ojimamachi, JP | 10 | 333 |
# of filed Patents : 10 Total Citations : 333 | |||
Nate, Takayuki | 2191-1, Kamikoizumi, Yokohama, JP | 5 | 279 |
# of filed Patents : 5 Total Citations : 279 | |||
Ohtsuka, Masahisa | 2191-1, Kamikoizumi, Ohizumimachi, Ohara-gun, Gunma-ken, JP | 5 | 279 |
# of filed Patents : 5 Total Citations : 279 |
Cited Art Landscape
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Patent Citation Ranking
- 5 Citation Count
- F25C Class
- 3.23 % this patent is cited more than
- 32 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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Nov 23, 2020 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: MICROENTITY |
Nov 23, 2020 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Oct 18, 2020 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Oct 18, 2020 |
Jun 08, 2020 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: MICROENTITY |
Oct 18, 2016 | I | Issuance | |
Sep 28, 2016 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Aug 20, 2015 | P | Published | |
Feb 18, 2014 | F | Filing | |
Feb 18, 2014 | PD | Priority Date |

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