US2874830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging and mixing or processing kit
Assignee: Individual
•
Filing: 1956-01-30
•
Granted: 1959-02-24
•
Expires: 1976-01-30
Abstract
No abstract record available.
Inventors
- 👤 Jr William G Birmingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:36
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; B65D81/3261; B65D81/3266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1762689A
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US1980241A
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US2069332A
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US2601568A
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US2714974A
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US2601703A
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FR1035491A
Cited
US2717661A
Cited
FR1054170A
Cited
US2803578A
Cited
US2708067A
Cited
US2756874A
Cited
US2756875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |