Patent US1992962A successfully refreshed from Google Patents.
Patent US3300637A successfully refreshed from Google Patents.
US3300637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light bulb protector
Assignee: Individual
•
Filing: 1964-04-07
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Granted: 1967-01-24
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Expires: 1984-04-07
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Martland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:37
CPC Classifications
F; F21; F21V; F21V15/00; F21V15/02; F21V17/00; F21V17/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
PROTECTIVE DEVICE FOR FLOOD LIGHT BULBS AND SPOT LIGHT BULBS WHICH COMPRISES IN COMBINATION: (A) A SUBSTANTIALLY RIGID, LIGHT TRANSMISSIVE, AND IMPACTRESISTANT SHIELD, (B) A FLEXIBLE COLLAR CAPABLE OF BEING REMOVED FROM AND FIXEDLY SECURED TO THE METALLIC FIXTURE CONVENTIONALLY EMPLOYED WITH SAID BULB; AND (C) A PLURALITY OF ELEMENTS, CONNECTING SAID SHIELD TO SAID COLLAR, SAID ELEMENTS POSSESSING A DEGREE OF RIGIDITY NOT GREATER THAN THAT OF SAID SHIELD.
Claim 2
Dependent Claim
70 words
PROTECTIVE DEVICE FOR FLOOD LIGHT BULBS AND SPOT LIGHT BULBS WHICH COMPRISES IN COMBINATION: (A) A SUBSTANTIALLY RIGID, LIGHT TRANSMISSIVE, AND IMPACTRESISTANT SHIELD, (B) A FLEXIBLE COLLAR CAPABLE OF BEING REMOVED FROM AND FIXEDLY SECURED TO THE METALLIC FIXTURE CONVENTIONALLY EMPLOYED WITH SAID BULB; AND (C) A PLURALITY OF ELEMENTS, CONNECTING SAID SHIELD TO SAID COLLAR, SAID ELEMENTS POSSESSING A DEGREE OF RIGIDITY NOT GREATER THAN THAT OF SAID SHIELD.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |