Patent US3542633A successfully refreshed from Google Patents.
US3542633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically conductive antistick conveyor belt
Assignee: PMC Inc
•
Filing: 1968-08-13
•
Granted: 1970-11-24
•
Expires: 1988-08-13
Abstract
No abstract record available.
Inventors
- 👤 Robert Goldsmith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:18
CPC Classifications
F; F16; F16G; F16G1/00; B; B65; B65G; B65G15/00; B65G15/30; B65G15/32; B65G15/34; B65G2201/00; B65G2201/04; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/133; Y10T442/148; Y10T442/164; Y10T442/167; Y10T442/20; Y10T442/2418; Y10T442/2426
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2084523A
Cited
US2441945A
Cited
US2375304A
Cited
US2449972A
Cited
US2731068A
Cited
US3168426A
Cited
US3235772A
Cited
US3473087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-23 | 1974-05-25 | 1974-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-23 | 1978-05-25 | 1978-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-23 | 1982-05-25 | 1982-11-24 | $7700.00 | Window Closed / Lapsed |