US3273933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-gripping tongs
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1963-12-10
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Granted: 1966-09-20
•
Expires: 1983-12-10
Abstract
No abstract record available.
Inventors
- 👤 Jochim Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:01
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/42; B66C1/44; B66C1/48; C; C03; C03B; C03B35/00; C03B35/14; C03B35/20; Y; Y10; Y10S; Y10S294/00; Y10S294/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
TONGS ADAPTED TO SUSPEND GLASS PLATES AND THE LIKE WHICH HAVE ARMS PIVOTED TOGETHER AND GRIPPING TIPS CARRIED BY THE ARMS, THE ARMS AND TIPS BEING ARRANGED TO URGE THE TIPS TOWARD EACH OTHER WHEN THE TONGS IS SUSPENDED, IN WHICH THE TIPS ARE CONSTITUTED OF CRYSTALLINE GRAINS EMBEDDED IN A BINDER AND PROJECTING THEREFROM.
Claim 2
Dependent Claim
55 words
TONGS ADAPTED TO SUSPEND GLASS PLATES AND THE LIKE WHICH HAVE ARMS PIVOTED TOGETHER AND GRIPPING TIPS CARRIED BY THE ARMS, THE ARMS AND TIPS BEING ARRANGED TO URGE THE TIPS TOWARD EACH OTHER WHEN THE TONGS IS SUSPENDED, IN WHICH THE TIPS ARE CONSTITUTED OF CRYSTALLINE GRAINS EMBEDDED IN A BINDER AND PROJECTING THEREFROM.
References Cited (Backward Citations)
US2765000A
Cited
US3008752A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |