US3276079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed frame
Assignee: ER Squibb and Sons LLC
•
Filing: 1965-04-09
•
Granted: 1966-10-04
•
Expires: 1985-04-09
Abstract
No abstract record available.
Inventors
- 👤 Robert M Cohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:17
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/30; B30B15/302; B30B15/304
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
IN A TABLET-MAKING MACHINE FOR FORMING TABLETS COMPRISING ROTATABLE DIE TABLE HAVING A PLURALITY OF CIRCUMFERENTIALLY SPACED DIES AND A FEED MEANS FOR PROVIDING A FLOW OF POWDER THERETO, THE IMPROVEMENT WHICH COMPRISES AN ATTACHMENT FOR DIRECTING POWDER TO SAID DIES HAVING A CAVITY THEREIN ENLARGED AT EITHER END AND A SUBSTANTIALLY PARALLEL NARROW PORTION IN ITS MIDDLE, SAID ATTACHMENT
Claim 2
Dependent Claim
60 words
IN A TABLET-MAKING MACHINE FOR FORMING TABLETS COMPRISING ROTATABLE DIE TABLE HAVING A PLURALITY OF CIRCUMFERENTIALLY SPACED DIES AND A FEED MEANS FOR PROVIDING A FLOW OF POWDER THERETO, THE IMPROVEMENT WHICH COMPRISES AN ATTACHMENT FOR DIRECTING POWDER TO SAID DIES HAVING A CAVITY THEREIN ENLARGED AT EITHER END AND A SUBSTANTIALLY PARALLEL NARROW PORTION IN ITS MIDDLE, SAID ATTACHMENT
References Cited (Backward Citations)
US2944493A
Cited
US3029470A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |