US3064827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direct bag and sheet stacker
Assignee: Millennium Petrochemicals Inc
•
Filing: 1958-04-16
•
Granted: 1962-11-20
•
Expires: 1978-04-16
Abstract
No abstract record available.
Inventors
- 👤 Jr William T Bostock
- 👤 David E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:38
CPC Classifications
B; B65; B65H; B65H31/00; B65H31/30; B65H31/3054; B65H29/00; B65H29/001; B65H29/26; B65H29/34; B65H29/38; B65H29/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1880077A
Cited
US1364562A
Cited
US1881824A
Cited
US2164371A
Cited
US2315003A
Cited
US2294273A
Cited
US2506550A
Cited
US2848820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |