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US3517899B1
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US3517899B1 - - Google Patents
Assignee: —
•
Filing: 1968-04-04
•
Granted: 1983-01-25
•
Expires: 1988-04-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:20
CPC Classifications
B; B64; B64D; B64D11/00; B64D11/0007; A; A47; A47B; A47B77/00; A47B77/02; B30; B30B; B30B9/00; B30B9/30; B30B9/3003; B30B9/3021; A47B31/00; A47B2031/002; B62; B62B; B62B2202/00; B62B2202/67
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) | 1986-01-24 | 1986-07-26 | 1987-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-01-24 | 1990-07-26 | 1991-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-01-24 | 1994-07-26 | 1995-01-25 | $7700.00 | Window Closed / Lapsed |