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Patent
   D325619
Priority
Feb 27 1989
Filed
Feb 27 1989
Issued
Apr 21 1992
Expiry
Apr 21 2006
Inventors
Casberg, J…
Assg.orig
OLIN CORPO…
Assg.curr
ARCH CHEMI…
Entity
unknown
Referenced by
18
References
10
Maint.:
n/a
The ornamental design for a shell encased pool chemical tablet, as shown and described.

FIG. 1 is a top perspective view of a shell encased pool chemical tablet showing my new design;

FIG. 2 is a side elevational view thereof, the other side being identical;

FIG. 3 is an end elevational view thereof, the other end being identical; and,

FIG. 4 is a top plan view thereof.
INVENTORS:

Casberg, John M.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
7820198, Oct 19 2004 INNOVATIVE WATER CARE, LLC Pool chemical tablet
D355240, Mar 10 1993 Ecolab USA Inc Chemical detergent block
D372307, Apr 14 1995 TECHNOVATION INTERNATIONAL LTD Dissolvable cleaner tablet
D485661, Jan 23 2002 KAL KAN FOODS, INC Animal chew
D765828, Feb 19 2015 CROSSFORD INTERNATIONAL II, LLC; DiversiTech Corporation Chemical tablet
D789514, Jun 01 2016 BSO LLC, D B A BELMAR SELECT OUTSOURCING Injectable tablet
D802880, Jul 15 2016 Frito-Law North America, Inc. Snack food product
D910971, Dec 17 2019 Société des Produits Nestlé S.A.; SOCIÉTÉ DES PRODUITS NESTLÉ S A Pet treat
D979043, Apr 29 2021 Tablet
ER1561,
ER1620,
ER1955,
ER3415,
ER5492,
ER6938,
ER8769,
ER9529,
ER9640,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2711346,
31133,
3856932,
4215104, Mar 26 1979 Mead Johnson & Company Multi-fractionable tablet structure
4333752, Jan 14 1980 UNIVERSAL DEVELOPER AND MANUFACTURING CO Adsorbent cartridge for the exhaust of diazo process machines
4350666, Aug 19 1980 Apparatus for dispensing a chemical into a fluid
4374563, Oct 27 1980 ARCH CHEMICALS, INC Novel package for water sanitizing chemical and method for preparing it
D258091, Aug 31 1978 Marion Laboratories, Inc. Pharmaceutical tablet
D271534, Dec 12 1980 Warner-Lambert Company Two color chewing gum
D283649, Dec 13 1984 ARCH CHEMICALS, INC Swimming pool chemical tablet
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 24 1989CASBERG, JOHN M OLIN CORPORATION,ASSIGNMENT OF ASSIGNORS INTEREST 0050490925 pdf
Feb 27 1989Olin Corporation(assignment on the face of the patent)
Mar 11 1999Olin CorporationARCH CHEMICALS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0097900242 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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