Patent US5394265A successfully refreshed from Google Patents.
Patent US3232415A successfully refreshed from Google Patents.
US3232415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearingless roller accumulation conveyor
Assignee: Individual
•
Filing: 1963-12-23
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Granted: 1966-02-01
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Expires: 1983-12-23
Abstract
No abstract record available.
Inventors
- 👤 Robert W Gotham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:58
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/22; B65G47/26; B65G47/261
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
IN A CONVEYOR COMPRISING A PLURALITY OF ROTATABLE ELEMENTS TO SERVE AS ARTICLE-CARRYING MEANS, A POWERED PROPELLING MEMBER DISPOSED BELOW AND NORMALLY IN SUPPORTING ENGAGEMENT WITH SAID ELEMENTS TO CAUSE THEM TO TURN, AND MEANS EFFECTIVE UPON THE STOPPING OF AN ARTICLE
Claim 2
Dependent Claim
42 words
IN A CONVEYOR COMPRISING A PLURALITY OF ROTATABLE ELEMENTS TO SERVE AS ARTICLE-CARRYING MEANS, A POWERED PROPELLING MEMBER DISPOSED BELOW AND NORMALLY IN SUPPORTING ENGAGEMENT WITH SAID ELEMENTS TO CAUSE THEM TO TURN, AND MEANS EFFECTIVE UPON THE STOPPING OF AN ARTICLE
References Cited (Backward Citations)
US2493479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |