US3026656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Commercial package and method and apparatus for making the same
Assignee: WR Grace and Co
•
Filing: 1958-04-22
•
Granted: 1962-03-27
•
Expires: 1978-04-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Herbert Rumsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:57
CPC Classifications
B; B65; B65B; B65B31/00; B65B31/04; B65B31/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1970193A
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US2241943A
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US2449272A
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US2563316A
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US2546721A
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US2545243A
Cited
US2778173A
Cited
US2635742A
Cited
US2708541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |