US2834164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of filled packages with string-handles in predetermined counted output groups
Assignee: National Tea Packing Co Inc
•
Filing: 1952-08-28
•
Granted: 1958-05-13
•
Expires: 1972-08-28
Abstract
No abstract record available.
Inventors
- 👤 Hans O Irmscher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:39
CPC Classifications
B; B65; B65B; B65B29/00; B65B29/02; B65B29/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1791153A
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US2053418A
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US2133189A
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US2291645A
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US2367684A
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US2360510A
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US2334256A
Cited
US2457216A
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US2490057A
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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) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |