US2777069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web guide control device
Assignee: Olin Corp
•
Filing: 1953-03-31
•
Granted: 1957-01-08
•
Expires: 1973-03-31
Abstract
No abstract record available.
Inventors
- 👤 Walter C Saeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:14
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/032; B65H23/038; B29; B29D; B29D7/00; B29C; B29C71/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2069516A
Cited
US2300742A
Cited
US2276506A
Cited
US2452609A
Cited
US2449476A
Cited
US2583580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |