US Patent Class 53
PACKAGE MAKING-- Main Headings



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Current as of: June, 1999
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CLASS NOTES
394  DF  MATCHBOOK MAKING {1}
396  DF  METHODS {22}
48.1  DF  MULTIPLE BOTTLE OR CAN CARRIER TYPE PACKAGE {4}
49  DF  BOTTLE IN SHAPED COVER OR CARTON
50  DF  PACKAGE UNFOLDING OR OPENING WITH INSERTION OF ADDITIONAL CONTENTS
51  DF  REGISTER CONTROL
52  DF  WITH MEANS RESPONSIVE TO A SENSED CONDITION {6}
77  DF  INTERRELATED OR SAFETY CONTROLS
507  DF  WITH ALARM, SIGNAL, OR INDICATOR {1}
79  DF  GAS FILLING AND/OR EVACUATING OF RECEPTACLE AND CLOSING {5}
509  DF  SKIN PACKAGING
111 R  DF  WITH CONTENTS TREATING {4}
128.1  DF  WITH COVER-ADJUNCT APPLICATION OR FORMATION {13}
140  DF  WITH COVER MATERIAL PRODUCTION
141  DF  WITH FUGITIVE PRECONDITIONING OF COVER MATERIAL
142  DF  TAPERED OR HEADED ARTICLES {1}
145  DF  FACING (E.G., FRUITS AND VEGETABLES) {1}
147  DF  GROUP FORMING OF CONTENTS UNIT AND SUBSEQUENT OR FURTHER PACKAGING {5}
167  DF  COMBINED
168  DF  SELECTIVE OR ALTERNATE SUPPLY OF PLURAL COVERS AND/OR PLURAL CONTENTS
169  DF  SLIDING TRAY AND SHELL TYPE PACKAGE
170  DF  PLURAL LAYER PACKAGE MATERIAL {6}
545  DF  PROGRESSIVELY SEAMED COVER WEB OR WEB FOLDS {3}
556  DF  APPARATUS FOR CONTRACTION OF COVER BY STRETCHING OR SHRINKING {1}
558  DF  APPARATUS FOR FORMING OR PARTIALLY FORMING RECEPTACLE AND SUBSEQUENTLY FILLING {5}
580  DF  PARTIAL COVER APPLICATION {3}
201  DF  CONVERTIBLE
202  DF  PLURAL LINE PACKAGING
203  DF  WRAPPING MACHINES {8}
235  DF  DEPOSITING ARTICLES AND ARRANGING MATERIAL IN PREFORMED RECEPTACLES {10}
264  DF  WITH MEANS APPLYING CLOSURES OF INTERNALLY STOPPERED RECEPTACLES
265  DF  WITH MEANS APPLYING ATTACHED OR CONNECTED CLOSURES OF BAIL STOPPERED RECEPTACLES
266.1  DF  MEANS TO FILL AND CLOSE PREFORMED RECEPTACLE {10}
285  DF  CLOSING PACKAGES AND FILLED RECEPTACLES {7}
381.1  DF  MEANS TO OPEN OR ERECT RECEPTACLE {6}
387.1  DF  MEANS TO HOLD FLAP {2}
389.1  DF  MEANS TO FEED COVER MATERIAL {1}
390  DF  AIDS TO MANUAL PACKING {2}
393  DF  MISCELLANEOUS
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CROSS-REFERENCE ART COLLECTION
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900  DF  CAPSULES
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DIGESTS
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DIG 1  DF  Bacon and franks packaging
DIG 2  DF  High frequency electric sealing
DIG 3  DF  Sealing electron tubes