US3624932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for harvesting mollusks
Assignee: Hexion Inc
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Filing: 1970-04-06
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Granted: 1971-12-07
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Expires: 1990-04-06
Abstract
Abstract AN APPARATUS FOR HARVESTING MOLLUSKS OR THE LIKE COMPRISING A DREDGE FOR GATHERING SAID MOLLUSKS, A TUBE REFINING A PATH OF TRAVEL FOR SAID MOLLUSKS OPEN AT ONE END ADJACENT AND, SECURED TO SAID DREDGE, A GAS SUPPLY FOR DIRECTING GAS UNDER PRESSURE INTO SAID TUBE ADJACENT THE DREDGE TO INDUCE MOVEMENT OF THE MOLLUSKS THEREINTO, EQUIPMENT FOR MEASURING THE PRESSURE DIFFERENTIAL BETWEEN THE GAS IN SAID TUBE AND THE AMBIENT PRESSURE SURROUNDING THE DREDGE, AND EQUIPMENT OPERATIVELY ASSOCIATED WITH THE GAS SUPPLY AND MEASURING EQUIPMENT TO CONTROL THE SUPPLY OF GAS IN ORDER TO MAINTAIN A PREDETERMINED PRESSURE DIFFERENTIAL.
Inventors
- 👤 Milton H Doyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:02
CPC Classifications
A; A01; A01K; A01K80/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-06 | 1975-06-07 | 1975-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-06 | 1979-06-07 | 1979-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-06 | 1983-06-07 | 1983-12-07 | $7700.00 | Window Closed / Lapsed |