Patent US3346732A successfully refreshed from Google Patents.
US3346732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-colored drum lighting system
Assignee: Individual
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Filing: 1966-05-16
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Granted: 1967-10-10
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Expires: 1986-05-16
Abstract
No abstract record available.
Inventors
- 👤 Crusius Karl Dieter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:51
CPC Classifications
F; F21; F21V; F21V33/00; F21V9/00; F21V9/40; F21W; F21W2131/00; F21W2131/40; F21W2131/406
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A MULTI-COLORED LIGHTING SYSTEM FOR DRUMS COMPRISING, IN COMBINATION, A CIRCULAR DRUM BODY AND EXPANDABLE AND COLLAPSABLE SUPPORTING RING WITHIN SAID DRUM, A PLURALITY OF EQUALLY SPACED, RADIALLY DISPOSED PROJECTIONS EXTENDING FROM SAID SUPPORTING RING, A RUBBER SHOE ON THE END PORTION OF SAID EACH PROJECTION, SAID RUBBER SHOES ABUTTING THE INTERIOR WALL OF SAID DRUM BODY FOR PREVENTING SAID RING FROM ROTATING WITHIN SAID BODY,
Claim 2
Dependent Claim
66 words
A MULTI-COLORED LIGHTING SYSTEM FOR DRUMS COMPRISING, IN COMBINATION, A CIRCULAR DRUM BODY AND EXPANDABLE AND COLLAPSABLE SUPPORTING RING WITHIN SAID DRUM, A PLURALITY OF EQUALLY SPACED, RADIALLY DISPOSED PROJECTIONS EXTENDING FROM SAID SUPPORTING RING, A RUBBER SHOE ON THE END PORTION OF SAID EACH PROJECTION, SAID RUBBER SHOES ABUTTING THE INTERIOR WALL OF SAID DRUM BODY FOR PREVENTING SAID RING FROM ROTATING WITHIN SAID BODY,
References Cited (Backward Citations)
US643872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |