US3197984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure control
Assignee: —
•
Filing: —
•
Granted: 1965-08-03
•
Expires: 1982-08-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:42
CPC Classifications
E; E05; E05B; E05B43/00; E05B43/005; D; D06; D06F; D06F37/00; D06F37/42; D06F39/00; D06F39/12; D06F39/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US363920A
Cited
US518877A
Cited
US779173A
Cited
US813119A
Cited
US843730A
Cited
US1383269A
Cited
US1621847A
Cited
US1618738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |