US2844091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brick package forming machine construction
Assignee: Individual
•
Filing: 1953-11-10
•
Granted: 1958-07-22
•
Expires: 1973-11-10
Abstract
No abstract record available.
Inventors
- 👤 Carlton M Shafer
- 👤 Gilbert E Neff
- 👤 Jr Alvin C Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:35
CPC Classifications
B; B65; B65G; B65G57/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1121658A
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US1119685A
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US1626933A
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US1769452A
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US1777694A
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US2160303A
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US2287056A
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US2522588A
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US2658630A
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US2616361A
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US2664813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |