US3180946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonslip base structure
Assignee: AT&T Inc
•
Filing: 1961-06-28
•
Granted: 1965-04-27
•
Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Henry J Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:03
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A BASE PAD FOR A SUBSCRIBER TELEPHONE SET COMPRISING A SHEET MEMBER, A SURFACE OF SAID SHEET MEMBER INCLUDING A CENTRAL AREA AND A PERIPHERAL AREA, SAID PERIPHERAL AREA BEING DISTINCTLY DEFINED BY A PLURALITY OF CONCENTRIC ROWS OF PRODUCING FEET, EACH OF SAID FEET HAVING A FIRST EXTREMITY DISPOSED ON SAID PERIPHERAL AREA AND A SECOND EXTREMITY DISPOSED IN A PLANE DISPLACED FROM SAID CENTRAL AREA.
Claim 2
Dependent Claim
67 words
A BASE PAD FOR A SUBSCRIBER TELEPHONE SET COMPRISING A SHEET MEMBER, A SURFACE OF SAID SHEET MEMBER INCLUDING A CENTRAL AREA AND A PERIPHERAL AREA, SAID PERIPHERAL AREA BEING DISTINCTLY DEFINED BY A PLURALITY OF CONCENTRIC ROWS OF PRODUCING FEET, EACH OF SAID FEET HAVING A FIRST EXTREMITY DISPOSED ON SAID PERIPHERAL AREA AND A SECOND EXTREMITY DISPOSED IN A PLANE DISPLACED FROM SAID CENTRAL AREA.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |