US3134577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container
Assignee: 3M Co
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Filing: 1962-02-02
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Granted: 1964-05-26
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Expires: 1982-02-02
Abstract
No abstract record available.
Inventors
- 👤 Bollmeier Emil Wayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:49
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; B65D81/3216; B65D81/3222; B01; B01F; B01F33/00; B01F33/50; B01F33/501; B01F33/5011; B01F35/00; B01F35/30; B01F35/32; B01F35/321; B01F35/3214; B01F35/40; B01F35/41; B01F35/411; B01F35/4111; B01F35/71; B01F35/713; B01F27/00; B01F27/05; B01F27/11; B01F27/115; B01F35/32005; B01F35/3202
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
83 words
A MULTIPLE-COMPARTMENT STORING AND MIXING DEVICE COMPRISING AN OPEN-ENDED RIGID OUTER CONTAINER HAVING A PERIPHERAL RIM, AN OPEN-ENDED BOWL-SHAPED INNER CONTAINER DEPENDENT FROM AND CLOSELY FITTING SAID RIM, A COVER HAVING AN OPENING, MEANS FOR SEALING SAID COVER TO SAID INNER AND OUTER CONTAINERS AT SAID RIM, A DASHER HAVING HANDLE-ENGAGING MEANS, DISENGAGEABLE FASTENER MEANS FOR ENGAGING SAID DASHER WITH SAID COVER AND WITH SAID HANDLE-ENGAGING MEANS IN ALIGNMENT WITH SAID OPENING, AND CLOSURE MEANS FOR PREVENTING ESCAPE OF CONTENTS THROUGH SAID OPENING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |