Patent US1236248A successfully refreshed from Google Patents.
US2860705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric controlled back gauge
Assignee: E P LAWSON Co Inc
•
Filing: 1956-04-24
•
Granted: 1958-11-18
•
Expires: 1976-04-24
Abstract
No abstract record available.
Inventors
- 👤 Thumim Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:03
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/01; B26D7/015; B26D7/016
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2187012A
Cited
US2326911A
Cited
US2628680A
Cited
US2710934A
Cited
US2615148A
Cited
US2737158A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |