Patent US6971588B1 successfully refreshed from Google Patents.
US3530981A
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Record mailer
Assignee: Phillips Petroleum Co
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Filing: 1968-12-26
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Granted: 1970-09-29
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Expires: 1988-12-26
Abstract
No abstract record available.
Inventors
- 👤 Louis G Wienecke Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:44
CPC Classifications
G; G11; G11B; G11B33/00; G11B33/02; G11B33/04; G11B33/0405; G11B33/0411; G11B33/0422; G11B33/0427; B; B65; B65D; B65D25/00; B65D25/02; B65D25/10; B65D75/00; B65D75/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-28 | 1974-03-30 | 1974-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-28 | 1978-03-30 | 1978-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-28 | 1982-03-30 | 1982-09-29 | $7700.00 | Window Closed / Lapsed |