Patent US3025360A successfully refreshed from Google Patents.
US3025360A
Expired / Lapsed
US
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Telephone handset support
Assignee: Individual
•
Filing: 1959-06-29
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Granted: 1962-03-13
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Lyle H Van Dyke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:46
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/02; H04M1/04; H04M1/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2294989A
Cited
US2476221A
Cited
US2493954A
Cited
GB726879A
Cited
US2816963A
Cited
US2863954A
Cited
US2936344A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |