US2760036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic film potentiometer
Assignee: Individual
•
Filing: 1952-09-16
•
Granted: 1956-08-21
•
Expires: 1972-09-16
Abstract
No abstract record available.
Inventors
- 👤 Robert C Raymer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:07
CPC Classifications
H; H01; H01C; H01C1/00; H01C1/12; H01C10/00; H01C10/30; H01C10/308; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49105; Y10T29/49117; Y10T29/49169; Y10T29/4981; Y10T29/49812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A RESISTANCE ELEMENT COMPRISING: AN INSULATING BASE MEMBER, A METALLIC FILM SPUTTERED ONTO SAID BASE MEMBER, AND A PAIR OF FILAMENTARY TERMINALS BONDED TO SAID METALLIC FILM AT SPACED POINTS THEREOF.
Claim 2
Dependent Claim
31 words
A RESISTANCE ELEMENT COMPRISING: AN INSULATING BASE MEMBER, A METALLIC FILM SPUTTERED ONTO SAID BASE MEMBER, AND A PAIR OF FILAMENTARY TERMINALS BONDED TO SAID METALLIC FILM AT SPACED POINTS THEREOF.
References Cited (Backward Citations)
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US2047351A
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US2159106A
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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) | 1959-08-21 | 1960-02-20 | 1960-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-21 | 1964-02-20 | 1964-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-21 | 1968-02-20 | 1968-08-21 | $7700.00 | Window Closed / Lapsed |