US3323798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-righting cue chalk holder
Assignee: Individual
•
Filing: 1964-02-07
•
Granted: 1967-06-06
•
Expires: 1984-02-07
Abstract
No abstract record available.
Inventors
- 👤 Raphael W Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
A; A63; A63D; A63D15/00; A63D15/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
A SELF-RIGHTING CHALK HOLDER COMPRISING, IN COMBINATION, A BULBOUS BODY MEMBER, A BASE SURFACE DEFINED ON SAID BODY MEMBER, A CHALK RECEIVING RECESS DEFINED IN SAID BODY MEMBER FORMING AN OPENING IN SAID BODY MEMBER ON THE OPPOSITE SIDE THEREOF WITH RESPECT TO SAID BASE SURFACE, A PAIR OF SPACED PROJECTIONS DEFINED ON SAID BODY MEMBER ADJACENT SAID RECESS AND EXTENDING THEREABOVE, A ROUNDED TERMINATING EDGE DEFINED ON EACH OF SAID PROJECTIONS BLENDING INTO THE CONFIGURATION OF SAID BODY MEMBER AND EXTENDING OUTWARDLY FROM THE CONFIGURATION OF SAID BODY MEMBER AND OUTWARDLY FROM SAID OPENING TO
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |