US2908502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic coated golf club head
Assignee: IIT Research Institute
•
Filing: 1957-02-28
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Granted: 1959-10-13
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Expires: 1977-02-28
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Bradstreet
- 👤 Harold L Rechter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:07
CPC Classifications
A; A63; A63B; A63B53/00; A63B53/04; A63B53/0416; A63B53/0466; A63B53/047; A63B60/00; A63B60/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A METAL GOLF CLUB HEAD, THE IMPACT SURXXXXXXXXX IS COATED WITH A ROUGHENEE GRANULAR CRYSTALINE OXIDICOATING, SAID OXIDE BEING SELECTED FROM THE XXXX CONSISTING OF RUTIEL AND ALUMINA.
Claim 2
Dependent Claim
28 words
A METAL GOLF CLUB HEAD, THE IMPACT SURXXXXXXXXX IS COATED WITH A ROUGHENEE GRANULAR CRYSTALINE OXIDICOATING, SAID OXIDE BEING SELECTED FROM THE XXXX CONSISTING OF RUTIEL AND ALUMINA.
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) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |