US3186644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diffuser head
Assignee: AMCODYNE CORP
•
Filing: 1963-02-06
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Granted: 1965-06-01
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Expires: 1983-02-06
Abstract
No abstract record available.
Inventors
- 👤 David S Ross
- 👤 Gene W Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:24
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/14; B03D1/24; B03D1/26; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/231; B01F23/23105; B01F23/2312; B01F23/23124; B01F23/23126; B01F23/231265; C; C02; C02F; C02F3/00; C02F3/02; C02F3/12; C02F3/20; C02F3/201; Y; Y02; Y02W; Y02W10/00; Y02W10/10; Y10; Y10S; Y10S261/00; Y10S261/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A DIFFUSER HEAD COMPRISING, IN COMBINATION, A PERFORATED HOLLOW CORE ADAPTED TO RECEIVE GAS UNDER PRESSURE, A RESILIENT SLEEVE RECEIVING SAID HOLLOW CORE, SAID SLEEVE BEING ADAPTED TO DISTEND UNDER SAID AIR PRESSURE, A PLURALITY OF SLITS IN SAID SLEEVE, THE OPPOSED WALL SURFACES OF EACH OF SAID SLITS BEING IN INTIMATE CONTIGUOUS SEALING ENGAGEMENT WHEN SAID RESILIENT SLEEVE IS IN A RELAXED CONDITION, AND TAPE MEANS ADHERED TO SAID SLEEVE ADJACENT THE ENDS OF THE SLITS TO RESTRAIN EXPANSION OF THE SLEEVE AT THE END PORTIONS OF SAID SLITS.
Claim 2
Dependent Claim
90 words
A DIFFUSER HEAD COMPRISING, IN COMBINATION, A PERFORATED HOLLOW CORE ADAPTED TO RECEIVE GAS UNDER PRESSURE, A RESILIENT SLEEVE RECEIVING SAID HOLLOW CORE, SAID SLEEVE BEING ADAPTED TO DISTEND UNDER SAID AIR PRESSURE, A PLURALITY OF SLITS IN SAID SLEEVE, THE OPPOSED WALL SURFACES OF EACH OF SAID SLITS BEING IN INTIMATE CONTIGUOUS SEALING ENGAGEMENT WHEN SAID RESILIENT SLEEVE IS IN A RELAXED CONDITION, AND TAPE MEANS ADHERED TO SAID SLEEVE ADJACENT THE ENDS OF THE SLITS TO RESTRAIN EXPANSION OF THE SLEEVE AT THE END PORTIONS OF SAID SLITS.
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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |