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Patent US4537211B1 successfully refreshed from Google Patents.
US4537211B1
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US4537211B1 - - Google Patents
Assignee: —
•
Filing: 1983-05-17
•
Granted: 1988-01-05
•
Expires: 2003-05-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:08
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/54; B65D88/02; B65D88/06; B65D88/08; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/2931; Y10T137/3003; Y10T137/3006; Y10T137/8593; Y10T137/86187; Y10T137/86212
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-01-04 | 1991-07-06 | 1992-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-01-04 | 1995-07-06 | 1996-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-01-04 | 1999-07-06 | 2000-01-05 | $7700.00 | Window Closed / Lapsed |