US3516571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container and cover therefor
Assignee: ROBERT E ROPER
•
Filing: 1968-08-02
•
Granted: 1970-06-23
•
Expires: 1988-08-02
Abstract
No abstract record available.
Inventors
- 👤 William H Roper
- 👤 Robert E Roper
- 👤 Charles R Roper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:55
CPC Classifications
B; B65; B65D; B65D21/00; B65D21/02; B65D21/0209; B65D21/0217; B65D21/022; B65D1/00; B65D1/10; B65D21/0219; B65D25/00; B65D25/28; B65D25/32; B65D43/00; B65D43/02; B65D43/0202; B65D43/0204; B65D43/0212; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092; B65D2543/00259; B65D2543/00277; B65D2543/00342; B65D2543/00398; B65D2543/00407; B65D2543/00416; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/005; B65D2543/00537; B65D2543/00555; B65D2543/00592; B65D2543/00601; B65D2543/00611; B65D2543/00629; B65D2543/00675; B65D2543/00685; B65D2543/00712; B65D2543/00722; B65D2543/0074; B65D2543/00787; B65D2543/00796; B65D2543/00953; B65D2543/00962; B65D2543/00972
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2723142A
Cited
US2816589A
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FR72034E
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DE1181121B
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US3209934A
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US3307739A
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US3258178A
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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) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |