Patent US3227323A successfully refreshed from Google Patents.
US3227323A
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Dispensing apparatus for wood flour and the like
Assignee: PPG Industries Inc
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Filing: 1964-07-09
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Granted: 1966-01-04
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Expires: 1984-07-09
Abstract
No abstract record available.
Inventors
- 👤 Milton J Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:21
CPC Classifications
B; B65; B65G; B65G65/00; B65G65/30; B65G65/34; B65G65/40; B65G65/44; A; A23; A23L; A23L27/00; A23L27/82; B65G49/00; B65G49/05; B65G49/06; B65G49/068; B65G49/069
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A WOOD FLOUR DISPENSER COMPRISING A HOPPER HAVING A BOTTOM OPENING, A FORAMINOUS MEMBER DISPOSED ACROSS SAID OPENING, A RESILIENT MEANS DISPOSED WITHIN SAID HOPPER FOR BRUSHING WOOD FLOUR THROUGH SAID FORMINUOUS MEMBER, A SECOND MEANS DISPOSED WITHIN SAID HOPPER FOR DISTRIBUTING WOOD FLOUR EVENLY ALONG SAID FORAMINOUS
Claim 2
Dependent Claim
48 words
A WOOD FLOUR DISPENSER COMPRISING A HOPPER HAVING A BOTTOM OPENING, A FORAMINOUS MEMBER DISPOSED ACROSS SAID OPENING, A RESILIENT MEANS DISPOSED WITHIN SAID HOPPER FOR BRUSHING WOOD FLOUR THROUGH SAID FORMINUOUS MEMBER, A SECOND MEANS DISPOSED WITHIN SAID HOPPER FOR DISTRIBUTING WOOD FLOUR EVENLY ALONG SAID FORAMINOUS
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |