Patent US1913864A successfully refreshed from Google Patents.
Patent US3138387A successfully refreshed from Google Patents.
US3138387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Miniature golf course
Assignee: Individual
•
Filing: 1962-02-19
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Granted: 1964-06-23
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Expires: 1982-02-19
Abstract
No abstract record available.
Inventors
- 👤 Charles H Michel
- 👤 Walter W Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:27
CPC Classifications
A; A63; A63B; A63B67/00; A63B67/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A GOLF COURSE OR PUTTING GREEN COMPRISING, A FRAME DEFINING THE COURSE, SAID FRAME BEING COMPOSED OF A PLURALITY OF INVERTED U-SHAPED SIDE AND END ELEMENTS AND ANGULAR CORNER PIECES TELESCOPICALLY JOINED END TO END TO FORM A RECTANGULAR ENCLOSURE, THE FRAME ELEMENTS BEING FORMED WITH CUPS TO PROVIDE GOLF COURSE HOLES, THE FRAME ELEMENTS HAVING LATERALLY-EXTENDING FLANGES AT THEIR LOWER ENDS, A FLOORING DISPOSED WITHIN THE FRAME AND
Claim 2
Dependent Claim
69 words
A GOLF COURSE OR PUTTING GREEN COMPRISING, A FRAME DEFINING THE COURSE, SAID FRAME BEING COMPOSED OF A PLURALITY OF INVERTED U-SHAPED SIDE AND END ELEMENTS AND ANGULAR CORNER PIECES TELESCOPICALLY JOINED END TO END TO FORM A RECTANGULAR ENCLOSURE, THE FRAME ELEMENTS BEING FORMED WITH CUPS TO PROVIDE GOLF COURSE HOLES, THE FRAME ELEMENTS HAVING LATERALLY-EXTENDING FLANGES AT THEIR LOWER ENDS, A FLOORING DISPOSED WITHIN THE FRAME AND
References Cited (Backward Citations)
US433624A
Cited
US1311671A
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US1566057A
Cited
US1726267A
Cited
US2792164A
Cited
US2927513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |