Patent US2609688A successfully refreshed from Google Patents.
Patent US2974922A successfully refreshed from Google Patents.
US3148399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield cleaning system
Assignee: Motors Liquidation Co
•
Filing: 1963-04-02
•
Granted: 1964-09-15
•
Expires: 1983-04-02
Abstract
No abstract record available.
Inventors
- 👤 Eugene R Ziogler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:08
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/46; B60S1/48; B60S1/481; B60S1/482; B60S1/483; Y; Y10; Y10S; Y10S15/00; Y10S15/15
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
44 words
A WINDSHIELD CLEANING SYSTEM INCLUDING A WIPER UNIT AND MANUALLY ACTIVATED AUTOMATIC CONTROL MEANS RESPONSIVE TO THE SURFACE CONDITION OF THE WINDSHIELD TO PERIODICALLY ACTUATE THE WIPER UNIT WITH INTERVENING REST INTERVALS AND INACTIVATE THE WIPER UNIT WHEN THE WINDSHIELD IS SUBSTANTIALLY COMPLETELY DRY.
Claim 2
Dependent Claim
44 words
A WINDSHIELD CLEANING SYSTEM INCLUDING A WIPER UNIT AND MANUALLY ACTIVATED AUTOMATIC CONTROL MEANS RESPONSIVE TO THE SURFACE CONDITION OF THE WINDSHIELD TO PERIODICALLY ACTUATE THE WIPER UNIT WITH INTERVENING REST INTERVALS AND INACTIVATE THE WIPER UNIT WHEN THE WINDSHIELD IS SUBSTANTIALLY COMPLETELY DRY.
Claim 3
Dependent Claim
83 words
A WINDSHIELD CLEANING SYSTEM INCLUDING A WIPER UNIT, A WASHER UNIT, MANUALLY ACTIVATED AUTOMATIC CONTROL MEANS OPERABLE TO SET BOTH UNITS IN OPERATION FOR CONJOINT OPERATION, SAID WASHER UNIT BEING OPERABLE TO SPRAY LIQUID SOLVENT ONTO SAID WINDSHIELD FOR A PREDETERMINED INTERVAL AFTER WHICH IT IS AUTOMATICALLY ARRESTED, WITH SAID AUTOMATIC CONTROL MEANS BEING RESPONSIVE TO THE SURFACE CONDITION OF SAID WINDSHIELD FOR EFFECTING INTERMITTENT OPERATION OF THE WIPER UNIT AND FINALLY ARRESTING THE WIPER UNIT WHEN THE WINDSHIELD IS SUBSTANTIALLY COMPLETELY DRY.
Claim 4
Dependent Claim
83 words
A WINDSHIELD CLEANING SYSTEM INCLUDING A WIPER UNIT, A WASHER UNIT, MANUALLY ACTIVATED AUTOMATIC CONTROL MEANS OPERABLE TO SET BOTH UNITS IN OPERATION FOR CONJOINT OPERATION, SAID WASHER UNIT BEING OPERABLE TO SPRAY LIQUID SOLVENT ONTO SAID WINDSHIELD FOR A PREDETERMINED INTERVAL AFTER WHICH IT IS AUTOMATICALLY ARRESTED, WITH SAID AUTOMATIC CONTROL MEANS BEING RESPONSIVE TO THE SURFACE CONDITION OF SAID WINDSHIELD FOR EFFECTING INTERMITTENT OPERATION OF THE WIPER UNIT AND FINALLY ARRESTING THE WIPER UNIT WHEN THE WINDSHIELD IS SUBSTANTIALLY COMPLETELY DRY.
References Cited (Backward Citations)
US2987747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |