Patent US5076474A successfully refreshed from Google Patents.
US5076474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dropper bottle with frangible outlet element
Assignee: Individual
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Filing: 1988-10-21
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Granted: 1991-12-31
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Expires: 2008-10-21
Abstract
Abstract The dropper part of a plastic dropper bottle is constructed in one piece with the head of the bottle. The dropper bottle is made from a tube of heat-sealable material. Following formation of the bottle body, a portion of the bottle body with a calibrated inside area is formed into a dropper.
Inventors
- 👤 Bernd Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:12
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/06; B65D47/18
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
101 words
A one piece dropper bottle formed of a tube of heat-sealable synthetic resin, comprising: a bottle body having a head integrally and unitarily formed as one piece at one end thereof; a dropper member integrally and unitarily formed as one piece with said head, said dropper member having a frustoconical segment with a frustoconical inside chamber tapering toward a conical segment having a calibrated passage widening in a direction away from said frustoconical segment; and a locking member integrally and unitarily formed as one piece with said dropper member at an end of said conical segment remote from said frustoconical segment.
Claim 2
Dependent Claim
101 words
A one piece dropper bottle formed of a tube of heat-sealable synthetic resin, comprising: a bottle body having a head integrally and unitarily formed as one piece at one end thereof; a dropper member integrally and unitarily formed as one piece with said head, said dropper member having a frustoconical segment with a frustoconical inside chamber tapering toward a conical segment having a calibrated passage widening in a direction away from said frustoconical segment; and a locking member integrally and unitarily formed as one piece with said dropper member at an end of said conical segment remote from said frustoconical segment.
Claim 3
Dependent Claim
14 words
A dropper bottle according to claim 1 wherein said locking member is generally cubical.
Claim 4
Dependent Claim
23 words
A dropper bottle according to claim 1 wherein said dropper member and said locking member are coupled by a relatively thin, frangible section.
Claim 5
Dependent Claim
15 words
A dropper bottle according to claim 1 wherein said bottle is filled with sterile contents.
Claim 6
Dependent Claim
43 words
A dropper bottle according to claim 1 wherein locking member has a non-circular peripheral contour; and a locking cap is mounted over said locking member, said cap having inside contour means for forming a non-rotatable connection between said cap and said locking member.
Claim 7
Dependent Claim
21 words
A dropper bottle according to claim 5 wherein said locking cap and said head of said bottle body have mating threads.
Claim 8
Dependent Claim
128 words
A one piece dropper bottle formed from a tube of heat-sealable synthetic plastic resin, comprising a bottle body having a generally cylindrical head integrally and unitarily formed as one piece at one end thereof; a dropper member integrally and unitarily formed as one piece with said head on an end thereof remove from said body, said dropper member having an upper frustoconical segment with a frustoconical chamber tapering toward a lower, frustoconical segment having a frustoconical chamber widening in a direction away from said upper frustoconical segment and toward said bottle body; a calibrated opening joining said frustoconical chambers; and a locking member integrally and unitarily formed as one piece with said dropper member at an end of said upper frustoconical segment remote from said lower frustoconical segment.
Claim 9
Dependent Claim
128 words
A one piece dropper bottle formed from a tube of heat-sealable synthetic plastic resin, comprising a bottle body having a generally cylindrical head integrally and unitarily formed as one piece at one end thereof; a dropper member integrally and unitarily formed as one piece with said head on an end thereof remove from said body, said dropper member having an upper frustoconical segment with a frustoconical chamber tapering toward a lower, frustoconical segment having a frustoconical chamber widening in a direction away from said upper frustoconical segment and toward said bottle body; a calibrated opening joining said frustoconical chambers; and a locking member integrally and unitarily formed as one piece with said dropper member at an end of said upper frustoconical segment remote from said lower frustoconical segment.
Claim 10
Dependent Claim
14 words
A dropper bottle according to claim 7 wherein said locking member is generally cubical.
Claim 11
Dependent Claim
23 words
A dropper bottle according to claim 7 wherein said dropper member and said locking member are coupled by a relatively thin, frangible section.
Claim 12
Dependent Claim
15 words
A dropper bottle according to claim 7 wherein said bottle is filled with sterile contents.
Claim 13
Dependent Claim
44 words
A dropper bottle according to claim 7 wherein said locking member has a non-circular peripheral contour; and a locking cap is mounted over said locking member, said cap having inside contour means for forming a non-rotatable connection between said cap and said locking member.
Claim 14
Dependent Claim
21 words
A dropper bottle according to claim 7 wherein said locking cap and said head of said bottle body have mating threads.
References Cited (Backward Citations)
US2295865A
Cited
US2800253A
Cited
US2987223A
Cited
CH347763A
Cited
US3777949A
Cited
US3731848A
Cited
DE2446564A1
Cited
US4157765A
Cited
US4358028A
Cited
DE3033821A1
Cited
US4425090A
Cited
US4566613A
Cited
US4688703A
Cited
US4787536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-12-30 | 1995-07-01 | 1995-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-12-30 | 1999-07-01 | 1999-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-12-30 | 2003-07-01 | 2003-12-31 | $7700.00 | Window Closed / Lapsed |