Patent US3321188A successfully refreshed from Google Patents.
US3321188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint mixing device
Assignee: BROADWAY IMP S
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Filing: 1965-10-04
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Granted: 1967-05-23
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Expires: 1985-10-04
Abstract
No abstract record available.
Inventors
- 👤 Cecil C Unger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:56
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/06; B44D3/08; B01; B01F; B01F33/00; B01F33/50; B01F33/501; B01F33/5011; B01F35/00; B01F35/30; B01F35/32; B01F35/32005; B01F35/3204; B01F35/45; B01F27/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
A MIXING DEVICE FOR USE WITH FLUID-FILLED CONTAINERS OF VARYING SIZES COMPRISING A SUBSTANTIALLY CUP-SHAPED SEMI-SPHERICAL SUPPORTING AND COVER MEMBER ADAPTED TO BE POSITIONED ON AND TEMPORARILY CLOSE THE OPEN TOP OF A FLUID-FILLED CONTAINER, AGITATOR MEANS ATTACHED TO AND CARRIED BY SAID SUPPORTING MEMBER AND ADAPTED TO BE SUPPORTED IN THE CONTAINER FOR MIXING OF THE FLUID THEREIN, AND MEANS CARRIED BY SAID SUPPORTING MEMBER FOR ROTATING SAID AGITATOR MEANS WHEREBY THE FLUID CONTENTS OF SAID CONTAINER WILL BE MIXED, SAID SUPPORTING MEMBER INCLUDING A GENERALLY CENTRALLY LOCATED RECESS PORTION DEFINING A SIDE WALL AND A BOTTOM WALL, SAID BOTTOM WALL BEING SUBSTANTIALLY THINNER THAN SAID SIDE WALL, SAID AGITATOR ROTATING MEANS COMPRISING AN ACTUATOR ROD, SAID BOTTOM WALL HAVING AN OPENING THEREIN, JOURNAL MEANS MOUNTED IN SAID OPENING, SAID ROD BEING MOUNTED FOR ROTATION IN SAID JOURNAL MEANS, SAID SUPPORTING MEMBER BEING COMPOSED OF A SUBSTANTIALLY RIGID MATERIAL, SAID BOTTOM WALL BEING RELATIVELY FLEXIBLE AND SAID SIDE WALL BEING RELATIVELY INFLEXIBLE WHEREBY LATERAL MOVEMENT OF SAID ROD IN SAID JOURNAL MEANS WILL CAUSE FLEXURE OF SAID BOTTOM WALL AND LATERAL MOVEMENT OF SAID AGITATOR MEANS.
Claim 2
Dependent Claim
187 words
A MIXING DEVICE FOR USE WITH FLUID-FILLED CONTAINERS OF VARYING SIZES COMPRISING A SUBSTANTIALLY CUP-SHAPED SEMI-SPHERICAL SUPPORTING AND COVER MEMBER ADAPTED TO BE POSITIONED ON AND TEMPORARILY CLOSE THE OPEN TOP OF A FLUID-FILLED CONTAINER, AGITATOR MEANS ATTACHED TO AND CARRIED BY SAID SUPPORTING MEMBER AND ADAPTED TO BE SUPPORTED IN THE CONTAINER FOR MIXING OF THE FLUID THEREIN, AND MEANS CARRIED BY SAID SUPPORTING MEMBER FOR ROTATING SAID AGITATOR MEANS WHEREBY THE FLUID CONTENTS OF SAID CONTAINER WILL BE MIXED, SAID SUPPORTING MEMBER INCLUDING A GENERALLY CENTRALLY LOCATED RECESS PORTION DEFINING A SIDE WALL AND A BOTTOM WALL, SAID BOTTOM WALL BEING SUBSTANTIALLY THINNER THAN SAID SIDE WALL, SAID AGITATOR ROTATING MEANS COMPRISING AN ACTUATOR ROD, SAID BOTTOM WALL HAVING AN OPENING THEREIN, JOURNAL MEANS MOUNTED IN SAID OPENING, SAID ROD BEING MOUNTED FOR ROTATION IN SAID JOURNAL MEANS, SAID SUPPORTING MEMBER BEING COMPOSED OF A SUBSTANTIALLY RIGID MATERIAL, SAID BOTTOM WALL BEING RELATIVELY FLEXIBLE AND SAID SIDE WALL BEING RELATIVELY INFLEXIBLE WHEREBY LATERAL MOVEMENT OF SAID ROD IN SAID JOURNAL MEANS WILL CAUSE FLEXURE OF SAID BOTTOM WALL AND LATERAL MOVEMENT OF SAID AGITATOR MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |