US3385535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web take-up reel controller
Assignee: Western Atlas Inc
•
Filing: 1966-08-26
•
Granted: 1968-05-28
•
Expires: 1986-08-26
Abstract
No abstract record available.
Inventors
- 👤 James W Dodsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:06
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/18; G06K13/26; B; B65; B65H; B65H23/00; B65H23/04; B65H23/18; B65H23/195; B65H23/1955; G11; G11B; G11B15/00; G11B15/02; G11B15/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2361192A
Cited
US2401982A
Cited
US2700513A
Cited
US2827245A
Cited
US2845232A
Cited
US3262651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |