Assignee
BERGSTEIN PACKAGING TRUST
9 granted patents·246 citations·filing 1975–1977
Top patents by PatentIndex Score
9 records- 0195USD244259SCylindrical display container for merchandiseBERGSTEIN PACKAGING TRUST·Filed 1976·Granted May 10, 1977·76 cites·1 claims
- 0268US4051992ACylindrical display container formed from a flat blankBERGSTEIN PACKAGING TRUST·Filed 1976·Granted Oct 4, 1977·32 cites·1 claims
- 0367US4099665AReclosable carton with tapered top closureBERGSTEIN PACKAGING TRUST·Filed 1977·Granted Jul 11, 1978·31 cites·3 claims
- 0467US4063403ACarton closing and sealing apparatusBERGSTEIN PACKAGING TRUST·Filed 1976·Granted Dec 20, 1977·20 cites·16 claims
- 0561US4032060ACarton with self-sealing reclosable end closureBERGSTEIN PACKAGING TRUST·Filed 1975·Granted Jun 28, 1977·23 cites·9 claims
- 0655US3981432ACarton with tightly sealed end closuresBERGSTEIN PACKAGING TRUST·Filed 1975·Granted Sep 21, 1976·19 cites·12 claims
- 0754US4083447ACartons with cradle forming end closuresBERGSTEIN PACKAGING TRUST·Filed 1976·Granted Apr 11, 1978·23 cites·13 claims
- 0848US4063983AOrbital heat sealing apparatus and methodBERGSTEIN PACKAGING TRUST·Filed 1975·Granted Dec 20, 1977·14 cites·10 claims
- 0938US4083486ACarton with sift-proof end closureBERGSTEIN PACKAGING TRUST·Filed 1977·Granted Apr 11, 1978·8 cites·7 claims
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