US3274348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load status indicator
Assignee: Individual
•
Filing: 1962-05-22
•
Granted: 1966-09-20
•
Expires: 1982-05-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur G Blomquist
- 👤 Milton C Nemnan
- 👤 Palmer G Wermager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:02
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/61; F41A9/62; F41F; F41F3/00; F41F3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A DEVICE FOR INDICATING THE CONTENTS OF A STORAGE AREA COMPRISING A PLURALITY OF GROUPS OF SWITCHES EACH GROUP THEREOF CORRESPONDING TO A PREDETERMINED PORTION OF SAID STORAGE AREA, A SWITCH ACTUATOR FOR EACH SWITCH, A CAM ASSEMBLY INCLUDING A PLURALITY OF POSITIONABLE CAMS SELECTIVELY ENGAGEABLE WITH SAID ACTUATORS, AND MECHANICAL AND HYDRAULIC MEANS ON SAID DEVICE FOR TRANSMITTING MOTIONS OF STORAGE AREA MONITORING APPARATUS TO SAID CAMS WHEREBY THE PRESENCE AND CONDITION OF OBJECTS STORED IN A PREDETERMINED PORTION OF SAID STORAGE AREA IS INDICATED BY RESULTANT SWITCH ACTUATION.
Claim 2
Independent Claim
90 words
A DEVICE FOR INDICATING THE CONTENTS OF A STORAGE AREA COMPRISING A PLURALITY OF GROUPS OF SWITCHES EACH GROUP THEREOF CORRESPONDING TO A PREDETERMINED PORTION OF SAID STORAGE AREA, A SWITCH ACTUATOR FOR EACH SWITCH, A CAM ASSEMBLY INCLUDING A PLURALITY OF POSITIONABLE CAMS SELECTIVELY ENGAGEABLE WITH SAID ACTUATORS, AND MECHANICAL AND HYDRAULIC MEANS ON SAID DEVICE FOR TRANSMITTING MOTIONS OF STORAGE AREA MONITORING APPARATUS TO SAID CAMS WHEREBY THE PRESENCE AND CONDITION OF OBJECTS STORED IN A PREDETERMINED PORTION OF SAID STORAGE AREA IS INDICATED BY RESULTANT SWITCH ACTUATION.
References Cited (Backward Citations)
US847157A
Cited
US2298939A
Cited
US2745317A
Cited
US2948881A
Cited
US3024453A
Cited
US3049056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |