Call index for telephones
Abstract
Abstract A TRANSPARENT PLASTIC WINDOW MEMBER IS PROVIDED, BEING SHAPED AS A SLOPING TONGUE FOR RECEPTION IN A SLOPING RECESS IN A TELEPHONE BASE. SPRING CLIP MEANS IS PROVIDED AT ONE END OF THE TONGUE FOR FORMING A QUICK-DETACHABLE CONNECTION WITH THE SIDES OF THE ELEVATED CENTRAL PORTION OF SUCH A BASE. PROVIDED ALSO IS A PAPER REMINDER SLIP HAVING THE SAME OUTLINE AS THE TONGUE TO BE HELD THEREBY IN SAID RECESS. OUTDATED REMINDER SLIPS MAY BE CONVENIENTLY REMOVED AND REPLACED BY REMOVING AND REPLACING THE WINDOWPIECE. BOTH THE WINDOWPIECE AND REMINDER SLIP ARE SO LOCATED THAT, WHEN THE RECEIVER OF THE TELEPHONE IS REMOVED, THE SLIP IS VISIBLE THROUGH THE WINDOW MEMBER BUT WHEN THE RECEIVER IS IN PLACE THE SLIP BECOMES SUBSTANTIALLY HIDDEN.
Inventors
- 👤 William E Hicks
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |