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Patent US3521795A successfully refreshed from Google Patents.
US3521795A
Expired / Lapsed
US
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Full discharge dispensing container
Assignee: BAHL ASSOCIATES
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Filing: 1968-03-04
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Granted: 1970-07-28
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Expires: 1988-03-04
Abstract
No abstract record available.
Inventors
- 👤 Henrik G Langhjelm
- 👤 Finn Bergishagen
- 👤 Kenneth A Hutchinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:09
CPC Classifications
B; B65; B65D; B65D35/00; B65D35/24; B65D35/28; B65D35/30; B65D35/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1236232A
Cited
US2695735A
Cited
FR1070728A
Cited
US2743042A
Cited
US2802604A
Cited
US2880913A
Cited
US2897826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-27 | 1974-01-26 | 1974-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-27 | 1978-01-26 | 1978-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-27 | 1982-01-26 | 1982-07-28 | $7700.00 | Window Closed / Lapsed |