US3204857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressed-air supply system
Assignee: Daimler Benz AG
•
Filing: 1962-10-30
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Granted: 1965-09-07
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Expires: 1982-10-30
Abstract
No abstract record available.
Inventors
- 👤 Weller Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:40
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/10; F04B39/1013; B; B60; B60G; B60G17/00; B60G17/02; B60G17/04; B60G17/0408; B60T; B60T17/00; B60T17/02; F04B39/102; F04B49/00; F04B49/22; F04B49/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN AN INSTALLATION FOR PRODUCING AND MAINTAINING A SUPPLY OF COMPRESSED AIR, ESPECIALLY IN MOTOR VEHICLES WHICH INCLUDES AN AIR COMPRESSOR SUPPLYING COMPRESSED AIR BY WAY OF A CHECK VALVE TO A STORAGE TANK, SAID AIR COMPRESSOR INCLUDING A WORKING SPACE AND A PRESSURE SPACE, FLUID LINE MEANS CONNECTING SAID PRESSURE SPACE AND SAID CHECK VALVE, AND OUTLET VALVE MEANS CONNECTING SAID PRESSURE SPACE AND SAID WORKING SPACE, SAID OUTLET VALVE MEANS COMPRISING A STATIONARY PART, LEAKAGE MEANS COMMUNICATING WITH SAID PRESSURE SPACE AND SAID WORKING SPACE.
Claim 2
Dependent Claim
87 words
IN AN INSTALLATION FOR PRODUCING AND MAINTAINING A SUPPLY OF COMPRESSED AIR, ESPECIALLY IN MOTOR VEHICLES WHICH INCLUDES AN AIR COMPRESSOR SUPPLYING COMPRESSED AIR BY WAY OF A CHECK VALVE TO A STORAGE TANK, SAID AIR COMPRESSOR INCLUDING A WORKING SPACE AND A PRESSURE SPACE, FLUID LINE MEANS CONNECTING SAID PRESSURE SPACE AND SAID CHECK VALVE, AND OUTLET VALVE MEANS CONNECTING SAID PRESSURE SPACE AND SAID WORKING SPACE, SAID OUTLET VALVE MEANS COMPRISING A STATIONARY PART, LEAKAGE MEANS COMMUNICATING WITH SAID PRESSURE SPACE AND SAID WORKING SPACE.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |