US2950688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor systems
Assignee: Individual
•
Filing: 1958-07-24
•
Granted: 1960-08-30
•
Expires: 1978-07-24
Abstract
No abstract record available.
Inventors
- 👤 King Donald Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:02
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/02; B61B10/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2635555A
Cited
US2572011A
Cited
US2619916A
Cited
US2612847A
Cited
US2619370A
Cited
US2741190A
Cited
US2885969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |