US3134451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Platform type bathroom scale
Assignee: Hanson Scale Co
•
Filing: 1962-03-14
•
Granted: 1964-05-26
•
Expires: 1982-03-14
Abstract
No abstract record available.
Inventors
- 👤 Stan B Hanssen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:33
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/44; G01G19/46; G01G21/00; G01G21/23; G01G21/235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN A PLATFORM TYPE BATHROOM SCALE HAVING AN INTERCONNECTED SHEET METAL BASE, PRIMARY AND SECONDARY LEVERS AND A PLATFORM; CALIBRATING STRUCTURE FOR THE LEVERS, COMPRISING: A CALIBRATING COIL SPRING ATTACHED TO THE PRIMARY LEVER FOR PROVIDING PROPORTIONAL DEFLECTION OF THE LEVERS TOWARD THE BASE RESPONSIVE TO WEIGHT PLACED ON THE SCALE PLATFORM; A SUPPORT FOR THE SPRING INCLUDING AN UPSTANDING POST BEARING ON SAID BASE AND EXTENDING UPWARDLY THROUGH SAID COIL SPRING, SAID POST HAVING A SLOT ACROSS ITS UPPER END TO RECEIVE AND SUPPORT ONE END OF SAID COIL
Claim 2
Dependent Claim
90 words
IN A PLATFORM TYPE BATHROOM SCALE HAVING AN INTERCONNECTED SHEET METAL BASE, PRIMARY AND SECONDARY LEVERS AND A PLATFORM; CALIBRATING STRUCTURE FOR THE LEVERS, COMPRISING: A CALIBRATING COIL SPRING ATTACHED TO THE PRIMARY LEVER FOR PROVIDING PROPORTIONAL DEFLECTION OF THE LEVERS TOWARD THE BASE RESPONSIVE TO WEIGHT PLACED ON THE SCALE PLATFORM; A SUPPORT FOR THE SPRING INCLUDING AN UPSTANDING POST BEARING ON SAID BASE AND EXTENDING UPWARDLY THROUGH SAID COIL SPRING, SAID POST HAVING A SLOT ACROSS ITS UPPER END TO RECEIVE AND SUPPORT ONE END OF SAID COIL
References Cited (Backward Citations)
US1611569A
Cited
US2232830A
Cited
US2255110A
Cited
US2664287A
Cited
US2875999A
Cited
US2969229A
Cited
US2949288A
Cited
US2960329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |